a16z.com Open in urlscan Pro
141.193.213.21 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
https://tracking.tldrnewsletter.com/CL0/https://a16z.com/2023/06/21/the-getting-started-with-ai-stack-for-javascript//1/01000188f765...
Effective URL:
https://a16z.com/2023/06/21/the-getting-started-with-ai-stack-for-javascript/
Submission: On June 26 via api (June 26th 2023, 6:53:02 pm UTC) from IN — Scanned from DE

Summary HTTP 94 Redirects Links 32 Behaviour Indicators

Summary

This website contacted 41 IPs in 5 countries across 28 domains to perform 94 HTTP transactions. The main IP is 141.193.213.21, located in United States and belongs to CLOUDFLARESPECTRUM Cloudflare, Inc., US. The main domain is a16z.com. The Cisco Umbrella rank of the primary domain is 161387.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on June 16th 2023. Valid for: a year.

This is the only time a16z.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	2606:4700:303... 2606:4700:3033::6815:2af9	13335 (CLOUDFLAR...) (CLOUDFLARENET)
17	141.193.213.21 141.193.213.21	209242 (CLOUDFLAR...) (CLOUDFLARESPECTRUM Cloudflare)
6	2a02:26f0:780... 2a02:26f0:780::210:a452	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
7	192.0.77.37 192.0.77.37	2635 (AUTOMATTIC) (AUTOMATTIC)
1	2a02:26f0:350... 2a02:26f0:3500:88e::13b8	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
6	104.17.72.206 104.17.72.206	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a00:1450:400... 2a00:1450:4001:806::2008	15169 (GOOGLE) (GOOGLE)
2	2400:52e0:1e0... 2400:52e0:1e00::860:1	200325 (BUNNYCDN) (BUNNYCDN)
2	2a00:1450:400... 2a00:1450:4001:810::200e	15169 (GOOGLE) (GOOGLE)
1	162.159.128.61 162.159.128.61	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	2a04:4e42:400... 2a04:4e42:400::622	54113 (FASTLY) (FASTLY)
3	192.0.77.2 192.0.77.2	2635 (AUTOMATTIC) (AUTOMATTIC)
4	2a00:1450:400... 2a00:1450:4001:82f::200a	15169 (GOOGLE) (GOOGLE)
3	23.192.243.198 23.192.243.198	16625 (AKAMAI-AS) (AKAMAI-AS)
2	192.0.76.3 192.0.76.3	2635 (AUTOMATTIC) (AUTOMATTIC)
1	2a02:26f0:310... 2a02:26f0:3100::1735:28c8	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
1	2a00:1450:400... 2a00:1450:4001:813::200a	15169 (GOOGLE) (GOOGLE)
1	2600:9000:249... 2600:9000:2490:1600:a:b27c:d040:93a1	16509 (AMAZON-02) (AMAZON-02)
1	52.222.250.70 52.222.250.70	16509 (AMAZON-02) (AMAZON-02)
1	23.197.128.15 23.197.128.15	16625 (AKAMAI-AS) (AKAMAI-AS)
1	18.66.100.58 18.66.100.58	16509 (AMAZON-02) (AMAZON-02)
1	2600:9000:219... 2600:9000:219c:4400:0:cc59:3900:93a1	16509 (AMAZON-02) (AMAZON-02)
1	54.155.18.159 54.155.18.159	16509 (AMAZON-02) (AMAZON-02)
3	2a00:1450:400... 2a00:1450:4001:828::200e	15169 (GOOGLE) (GOOGLE)
2	2a02:26f0:480... 2a02:26f0:480:f::213:7ec6	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
4	2606:4700::68... 2606:4700::6813:9408	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a03:2880:f08... 2a03:2880:f083:9:face:b00c:0:3	32934 (FACEBOOK) (FACEBOOK)
1	2001:4860:480... 2001:4860:4802:32::36	15169 (GOOGLE) (GOOGLE)
1	192.28.144.124 192.28.144.124	15224 (OMNITURE) (OMNITURE)
1	2600:9000:20e... 2600:9000:20eb:6c00:2:53b2:240:93a1	16509 (AMAZON-02) (AMAZON-02)
4 4	2620:1ec:21::14 2620:1ec:21::14	8068 (MICROSOFT...) (MICROSOFT-CORP-MSN-AS-BLOCK)
1	13.107.42.14 13.107.42.14	8068 (MICROSOFT...) (MICROSOFT-CORP-MSN-AS-BLOCK)
2	2a03:2880:f17... 2a03:2880:f176:84:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1	18.66.97.88 18.66.97.88	16509 (AMAZON-02) (AMAZON-02)
1	18.66.122.72 18.66.122.72	16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:400c:c00::9b	15169 (GOOGLE) (GOOGLE)
1	52.51.216.168 52.51.216.168	16509 (AMAZON-02) (AMAZON-02)
1	107.23.96.48 107.23.96.48	14618 (AMAZON-AES) (AMAZON-AES)
1	2a00:1450:400... 2a00:1450:4001:830::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:82f::2003	15169 (GOOGLE) (GOOGLE)
1	2600:9000:205... 2600:9000:2057:4000:18:1fcd:353:c61	16509 (AMAZON-02) (AMAZON-02)
1	75.101.149.86 75.101.149.86	14618 (AMAZON-AES) (AMAZON-AES)
94	41

1 2606:4700:3033::6815:2af9 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

tracking.tldrnewsletter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

17 141.193.213.21 (United States)

ASN209242 (CLOUDFLARESPECTRUM Cloudflare, Inc., US)

a16z.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 2a02:26f0:780::210:a452 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

use.typekit.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

7 192.0.77.37 (San Francisco, United States)

ASN2635 (AUTOMATTIC, US)
PTR: wordpress.com

c0.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a02:26f0:3500:88e::13b8 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

cdn.optimizely.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

6 104.17.72.206 (None, )

ASN13335 (CLOUDFLARENET, US)

info.a16z.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:806::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2400:52e0:1e00::860:1 (Germany)

ASN200325 (BUNNYCDN, SI)

plausible.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:810::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.youtube.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 162.159.128.61 (None, )

ASN13335 (CLOUDFLARENET, US)

player.vimeo.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a04:4e42:400::622 (United States)

ASN54113 (FASTLY, US)

fast.wistia.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 192.0.77.2 (San Francisco, United States)

ASN2635 (AUTOMATTIC, US)
PTR: i2.wp.com

i2.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
i0.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a00:1450:4001:82f::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

maps.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 23.192.243.198 (Düsseldorf, Germany)

ASN16625 (AKAMAI-AS, US)
PTR: a23-192-243-198.deploy.static.akamaitechnologies.com

munchkin.marketo.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 192.0.76.3 (San Francisco, United States)

ASN2635 (AUTOMATTIC, US)

stats.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
pixel.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a02:26f0:3100::1735:28c8 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

p.typekit.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:813::200a (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:2490:1600:a:b27c:d040:93a1 (United States)

ASN16509 (AMAZON-02, US)

ext.chtbl.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 52.222.250.70 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-52-222-250-70.fra60.r.cloudfront.net

d1z2jf7jlzjs58.cloudfront.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 23.197.128.15 (Frankfurt am Main, Germany)

ASN16625 (AKAMAI-AS, US)
PTR: a23-197-128-15.deploy.static.akamaitechnologies.com

a15432930010.cdn.optimizely.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.100.58 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-100-58.fra56.r.cloudfront.net

cdn.parsely.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:219c:4400:0:cc59:3900:93a1 (United States)

ASN16509 (AMAZON-02, US)

web.chtbl.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 54.155.18.159 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-54-155-18-159.eu-west-1.compute.amazonaws.com

p1.parsely.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:828::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a02:26f0:480:f::213:7ec6 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

snap.licdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2606:4700::6813:9408 (United States)

ASN13335 (CLOUDFLARENET, US)

script.crazyegg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a03:2880:f083:9:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 192.28.144.124 (United States)

ASN15224 (OMNITURE, US)

382-jzb-798.mktoresp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:20eb:6c00:2:53b2:240:93a1 (United States)

ASN16509 (AMAZON-02, US)

cdn.linkedin.oribi.io	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2620:1ec:21::14 (United States) 4 redirects

ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US)

px.ads.linkedin.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
www.linkedin.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.107.42.14 (United States)

ASN8068 (MICROSOFT-CORP-MSN-AS-BLOCK, US)

px4.ads.linkedin.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a03:2880:f176:84:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)

www.facebook.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.97.88 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-97-88.fra56.r.cloudfront.net

pagestates-tracking.crazyegg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 18.66.122.72 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-18-66-122-72.fra60.r.cloudfront.net

assets-tracking.crazyegg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c00::9b (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 52.51.216.168 (Dublin, Ireland)

ASN16509 (AMAZON-02, US)
PTR: ec2-52-51-216-168.eu-west-1.compute.amazonaws.com

tracking.crazyegg.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 107.23.96.48 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-107-23-96-48.compute-1.amazonaws.com

logx.optimizely.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:830::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:82f::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:9000:2057:4000:18:1fcd:353:c61 (United States)

ASN16509 (AMAZON-02, US)

static.chartbeat.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 75.101.149.86 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-75-101-149-86.compute-1.amazonaws.com

ping.chartbeat.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
23	a16z.com a16z.com — Cisco Umbrella Rank: 161387 info.a16z.com — Cisco Umbrella Rank: 296269	418 KB
12	wp.com c0.wp.com — Cisco Umbrella Rank: 7643 i2.wp.com — Cisco Umbrella Rank: 8843 stats.wp.com — Cisco Umbrella Rank: 3092 i0.wp.com — Cisco Umbrella Rank: 3755 pixel.wp.com — Cisco Umbrella Rank: 2850	210 KB
7	crazyegg.com script.crazyegg.com — Cisco Umbrella Rank: 2355 pagestates-tracking.crazyegg.com — Cisco Umbrella Rank: 5169 assets-tracking.crazyegg.com — Cisco Umbrella Rank: 5183 tracking.crazyegg.com — Cisco Umbrella Rank: 4522	32 KB
7	typekit.net use.typekit.net — Cisco Umbrella Rank: 600 p.typekit.net — Cisco Umbrella Rank: 783	151 KB
5	linkedin.com 4 redirects px.ads.linkedin.com — Cisco Umbrella Rank: 408 www.linkedin.com — Cisco Umbrella Rank: 563 px4.ads.linkedin.com — Cisco Umbrella Rank: 6542	6 KB
5	googleapis.com maps.googleapis.com — Cisco Umbrella Rank: 388 fonts.googleapis.com — Cisco Umbrella Rank: 80	126 KB
4	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 60 region1.google-analytics.com — Cisco Umbrella Rank: 1832	68 KB
3	marketo.net munchkin.marketo.net — Cisco Umbrella Rank: 4000	8 KB
3	optimizely.com cdn.optimizely.com — Cisco Umbrella Rank: 681 a15432930010.cdn.optimizely.com — Cisco Umbrella Rank: 339088 logx.optimizely.com — Cisco Umbrella Rank: 1372	87 KB
2	facebook.com www.facebook.com — Cisco Umbrella Rank: 101	252 B
2	facebook.net connect.facebook.net — Cisco Umbrella Rank: 176	133 KB
2	licdn.com snap.licdn.com — Cisco Umbrella Rank: 960	6 KB
2	parsely.com cdn.parsely.com — Cisco Umbrella Rank: 3107 p1.parsely.com — Cisco Umbrella Rank: 2311	24 KB
2	chtbl.com ext.chtbl.com — Cisco Umbrella Rank: 20699 web.chtbl.com — Cisco Umbrella Rank: 20404 Failed	4 KB
2	youtube.com www.youtube.com — Cisco Umbrella Rank: 97	64 KB
2	plausible.io plausible.io — Cisco Umbrella Rank: 11827	2 KB
2	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 82	149 KB
1	chartbeat.net ping.chartbeat.net — Cisco Umbrella Rank: 1290	201 B
1	chartbeat.com static.chartbeat.com — Cisco Umbrella Rank: 1719	15 KB
1	google.de www.google.de — Cisco Umbrella Rank: 4835	408 B
1	google.com www.google.com — Cisco Umbrella Rank: 3	408 B
1	doubleclick.net stats.g.doubleclick.net — Cisco Umbrella Rank: 124	344 B
1	oribi.io cdn.linkedin.oribi.io — Cisco Umbrella Rank: 1027	369 B
1	mktoresp.com 382-jzb-798.mktoresp.com — Cisco Umbrella Rank: 332150	318 B
1	cloudfront.net d1z2jf7jlzjs58.cloudfront.net	1 KB
1	wistia.com fast.wistia.com — Cisco Umbrella Rank: 5623	120 KB
1	vimeo.com player.vimeo.com — Cisco Umbrella Rank: 2001	12 KB
1	tldrnewsletter.com 1 redirects tracking.tldrnewsletter.com — Cisco Umbrella Rank: 486440	483 B
94	28

	Domain	Requested by
17	a16z.com	a16z.com c0.wp.com
7	c0.wp.com	a16z.com
6	info.a16z.com	a16z.com info.a16z.com
6	use.typekit.net	a16z.com use.typekit.net
4	script.crazyegg.com	www.googletagmanager.com script.crazyegg.com
4	maps.googleapis.com	a16z.com maps.googleapis.com
3	px.ads.linkedin.com	3 redirects
3	www.google-analytics.com	www.googletagmanager.com www.google-analytics.com
3	munchkin.marketo.net	a16z.com munchkin.marketo.net
2	www.facebook.com	a16z.com
2	connect.facebook.net	a16z.com connect.facebook.net
2	snap.licdn.com	www.googletagmanager.com snap.licdn.com
2	i0.wp.com	a16z.com
2	www.youtube.com	a16z.com www.youtube.com
2	plausible.io	a16z.com plausible.io
2	www.googletagmanager.com	a16z.com
1	ping.chartbeat.net
1	static.chartbeat.com	a16z.com
1	www.google.de	a16z.com
1	www.google.com	a16z.com
1	logx.optimizely.com	cdn.optimizely.com
1	tracking.crazyegg.com	script.crazyegg.com
1	stats.g.doubleclick.net	www.google-analytics.com
1	assets-tracking.crazyegg.com	script.crazyegg.com
1	pagestates-tracking.crazyegg.com	script.crazyegg.com
1	px4.ads.linkedin.com	a16z.com
1	www.linkedin.com	1 redirects
1	cdn.linkedin.oribi.io	snap.licdn.com
1	382-jzb-798.mktoresp.com	munchkin.marketo.net
1	region1.google-analytics.com	www.googletagmanager.com
1	pixel.wp.com	a16z.com
1	p1.parsely.com	a16z.com
1	web.chtbl.com	ext.chtbl.com
1	cdn.parsely.com	d1z2jf7jlzjs58.cloudfront.net
1	a15432930010.cdn.optimizely.com	cdn.optimizely.com
1	d1z2jf7jlzjs58.cloudfront.net	a16z.com
1	ext.chtbl.com	a16z.com
1	fonts.googleapis.com	a16z.com
1	p.typekit.net	use.typekit.net
1	stats.wp.com	a16z.com
1	i2.wp.com	a16z.com
1	fast.wistia.com	a16z.com
1	player.vimeo.com	a16z.com
1	cdn.optimizely.com	a16z.com
1	tracking.tldrnewsletter.com	1 redirects
94	45

This site contains links to these domains. Also see Links.

Domain
a16zcrypto.com
future.com
info.a16z.com
www.facebook.com
www.linkedin.com
twitter.com
github.com
clerk.com
nextjs.org
www.pinecone.io
supabase.com
js.langchain.com
replicate.com
platform.openai.com
fly.io
i2.wp.com
i0.wp.com
a16z.simplecast.com

Subject Issuer	Validity	Valid
a16z.com Cloudflare Inc ECC CA-3	`2023-06-16` - `2024-06-14`	a year	crt.sh
use.typekit.net DigiCert TLS Hybrid ECC SHA384 2020 CA1	`2022-09-14` - `2023-10-15`	a year	crt.sh
*.wp.com Sectigo ECC Domain Validation Secure Server CA	`2022-11-14` - `2023-12-15`	a year	crt.sh
cdn.optimizely.com DigiCert TLS RSA SHA256 2020 CA1	`2022-10-30` - `2023-10-30`	a year	crt.sh
info.a16z.com Cloudflare Inc ECC CA-3	`2023-03-05` - `2024-03-04`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
plausible.io R3	`2023-06-19` - `2023-09-17`	3 months	crt.sh
*.google.com GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2023-03-01` - `2024-02-29`	a year	crt.sh
fast.wistia.com GlobalSign Atlas R3 DV TLS CA 2022 Q3	`2022-09-28` - `2023-10-30`	a year	crt.sh
upload.video.google.com GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
*.marketo.net DigiCert TLS RSA SHA256 2020 CA1	`2023-02-06` - `2024-02-05`	a year	crt.sh
ext.chtbl.com Amazon RSA 2048 M01	`2023-02-23` - `2023-12-22`	10 months	crt.sh
*.cloudfront.net Amazon RSA 2048 M01	`2022-12-08` - `2023-12-07`	a year	crt.sh
*.cdn.optimizely.com GeoTrust RSA CA 2018	`2023-02-26` - `2024-02-28`	a year	crt.sh
*.parsely.com Amazon RSA 2048 M02	`2023-05-06` - `2024-06-03`	a year	crt.sh
web.chtbl.com Amazon RSA 2048 M02	`2023-02-21` - `2024-01-28`	a year	crt.sh
snap.licdn.com DigiCert SHA2 Secure Server CA	`2023-02-01` - `2024-01-31`	a year	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2023-04-05` - `2023-07-04`	3 months	crt.sh
*.mktoresp.com DigiCert TLS RSA SHA256 2020 CA1	`2022-10-05` - `2023-11-05`	a year	crt.sh
linkedin.oribi.io Amazon RSA 2048 M01	`2023-06-08` - `2024-07-07`	a year	crt.sh
crazyegg.com Amazon RSA 2048 M02	`2023-05-28` - `2024-06-26`	a year	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
logx.optimizely.com Amazon RSA 2048 M01	`2023-06-24` - `2024-07-22`	a year	crt.sh
www.google.com GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
www.google.de GTS CA 1C3	`2023-05-29` - `2023-08-21`	3 months	crt.sh
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Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain: web.chtbl.com
URL: https://web.chtbl.com/track

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113 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

32 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

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a16z.com/	1970-01-20 12:51:31	Name: ln_or Value: eyIyODAxMTQwIjoiZCJ9
.a16z.com/	1970-01-20 14:59:41	Name: _fbp Value: fb.1.1687805576925.521277291
.a16z.com/	1969-12-31 23:59:59	Name: cebs Value: 1
.a16z.com/	1970-01-20 22:26:05	Name: _ga Value: GA1.2.1886954501.1687805577
.a16z.com/	1970-01-20 12:51:31	Name: _gid Value: GA1.2.1984783823.1687805577
.linkedin.com/	1970-01-20 14:59:41	Name: li_sugr Value: 2ba0aa54-ee1b-463c-be45-a5d11781721d
.linkedin.com/	1970-01-20 21:35:41	Name: bcookie Value: "v=2&b78a1f15-dc95-4212-84eb-30ef99cd68ff"
.linkedin.com/	1970-01-20 12:51:31	Name: lidc Value: "b=TGST09:s=T:r=T:a=T:p=T:g=2543:u=1:x=1:i=1687805576:t=1687891976:v=2:sig=AQE6snp5_2WD0sVxBLDdtEqO7BHeuWFJ"
.a16z.com/	1970-01-20 12:50:05	Name: _gat_UA-45022052-14 Value: 1
.a16z.com/	1970-01-20 12:51:31	Name: _ce.clock_event Value: 1
.linkedin.com/	1970-01-20 13:33:17	Name: UserMatchHistory Value: AQLI_X21RMAYlQAAAYj5DUfFgCWIN0pscweHyATqfaYzVGuxBikAFff19Y-zcfOv9cUh_SdArbr1LQ
.linkedin.com/	1970-01-20 13:33:17	Name: AnalyticsSyncHistory Value: AQJ0mcMd-21bRAAAAYj5DUfFfc2px-GVOACXeeOSmT1qGF7GBrZsEAmGVnRU8fcoiEuFPsPRRHIJin5Ga4QR5Q
.a16z.com/	1970-01-20 12:51:31	Name: _ce.clock_data Value: 38%2C193.32.248.245%2C1%2C8623b242deb4313525321dba17b62725
.a16z.com/	1969-12-31 23:59:59	Name: cebsp_ Value: 1
.a16z.com/	1970-01-20 21:35:41	Name: _ce.s Value: v~40d342885ed55827419b4882765118879b5f4ffb~lcw~1687805577032~vpv~0~v11.rlc~1687805577368~lcw~1687805577368
.www.linkedin.com/	1970-01-20 21:35:41	Name: bscookie Value: "v=1&20230626185257194a51c2-5b2b-4a2f-888e-49ad66681818AQHgqKA8tqRpo24jB_YopdM-Y58WypmA"
.linkedin.com/	1970-01-20 17:09:17	Name: li_gc Value: MTswOzE2ODc4MDU1Nzc7MjswMjG14pGXrWGxrjAjCBu6oBw9jrRiqSOSmY6YHeo/e4vLkA==
.a16z.com/	1970-01-20 22:18:53	Name: _cb Value: osKsBUy-pbDBDL4k
.a16z.com/	1970-01-20 22:18:53	Name: _chartbeat2 Value: .1687805577982.1687805577982.1.BQdAAFCFqDyPDVuWKCCJqJN8XYX_B.1
.a16z.com/	1970-01-20 12:50:07	Name: _cb_svref Value: null

2 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
javascript	error	URL: https://a16z.com/2023/06/21/the-getting-started-with-ai-stack-for-javascript/ Message: Access to XMLHttpRequest at 'https://web.chtbl.com/track' from origin 'https://a16z.com' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource.
network	error	URL: https://web.chtbl.com/track Message: Failed to load resource: net::ERR_FAILED

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header	Value
X-Frame-Options	SAMEORIGIN

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

382-jzb-798.mktoresp.com
a15432930010.cdn.optimizely.com
a16z.com
assets-tracking.crazyegg.com
c0.wp.com
cdn.linkedin.oribi.io
cdn.optimizely.com
cdn.parsely.com
connect.facebook.net
d1z2jf7jlzjs58.cloudfront.net
ext.chtbl.com
fast.wistia.com
fonts.googleapis.com
i0.wp.com
i2.wp.com
info.a16z.com
logx.optimizely.com
maps.googleapis.com
munchkin.marketo.net
p.typekit.net
p1.parsely.com
pagestates-tracking.crazyegg.com
ping.chartbeat.net
pixel.wp.com
plausible.io
player.vimeo.com
px.ads.linkedin.com
px4.ads.linkedin.com
region1.google-analytics.com
script.crazyegg.com
snap.licdn.com
static.chartbeat.com
stats.g.doubleclick.net
stats.wp.com
tracking.crazyegg.com
tracking.tldrnewsletter.com
use.typekit.net
web.chtbl.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
www.linkedin.com
www.youtube.com
web.chtbl.com
104.17.72.206
107.23.96.48
13.107.42.14
141.193.213.21
162.159.128.61
18.66.100.58
18.66.122.72
18.66.97.88
192.0.76.3
192.0.77.2
192.0.77.37
192.28.144.124
2001:4860:4802:32::36
23.192.243.198
23.197.128.15
2400:52e0:1e00::860:1
2600:9000:2057:4000:18:1fcd:353:c61
2600:9000:20eb:6c00:2:53b2:240:93a1
2600:9000:219c:4400:0:cc59:3900:93a1
2600:9000:2490:1600:a:b27c:d040:93a1
2606:4700:3033::6815:2af9
2606:4700::6813:9408
2620:1ec:21::14
2a00:1450:4001:806::2008
2a00:1450:4001:810::200e
2a00:1450:4001:813::200a
2a00:1450:4001:828::200e
2a00:1450:4001:82f::2003
2a00:1450:4001:82f::200a
2a00:1450:4001:830::2004
2a00:1450:400c:c00::9b
2a02:26f0:3100::1735:28c8
2a02:26f0:3500:88e::13b8
2a02:26f0:480:f::213:7ec6
2a02:26f0:780::210:a452
2a03:2880:f083:9:face:b00c:0:3
2a03:2880:f176:84:face:b00c:0:25de
2a04:4e42:400::622
52.222.250.70
52.51.216.168
54.155.18.159
75.101.149.86
021f0fd27042b279a49e982215c6dc3c3ab84e95b35553a119dfdbd50af6be94
02527eecf09915dee9dcc702af31cf12cf66dcc9d59e78534e86885389b8f0c5
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12a8f5fcfb554fc2266adcc97a9ae0e50952877f7b68ed92052867c8263fad60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42c9d1df23e2f7d82d90b2bd6bab3b5398e81889cb9bde1d4a530acc663c9c63
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47032aa5ffdcfb8d5d34bff39abb908310f9524f05a3df78b25e03741eea82c0
5206536707c84baa892d3c3231b351985ee828cb8b9c0bd8db42cd3363995fc4
54ef1512904e4ab59b31765e69a451915af2bc3067b7561fed0f463bc8f36ab8
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5aad5fbd4238981a9ff5e2772ff1353dfe1a801fb49542fe157418c1438f7782
5cc9a5bcb9f6285f6ec4e4ecf90e1bd34bcb7f472945d4e5ce7b8f48a6d0dbcd
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68cb93ebb7d08ee5c87e678009fe4175aa908b7c9ca238ae3ca38def2a4f00a6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7b307f2ce73aec07bfa1ab1d6462f491de0497c8819b1d6fed66eda9638a3530
830e67bda2532cd5880ee86e3b33e69721082f8458bb0df0cd4edbb1577fd375
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e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
e622c6cc51653fea9c02b065f0b370f4f02a1d2f8760cacd8ec8cfada8ee7607
ed6bb6e882806b0be85094b083b401fa32ba671f5259133f958b1613dfae473b
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f3a8992acb9ab911e0fa4ae12f4b85ef8e61008619f13ee51c7a121ff87f63b1
f7dc7bf5236bd178dc11db8404a96a3607d0cf4957375c604d8e26ebf1dc1436
fb0d9edc4531d8fb28392f15f2193ca055eb1b57b5d190b68bc723dc065857e5
fd8027b53a97cbd5782e85c5908e563c39776703ff9279f50658e630927b4167

a16z.com Open in urlscan Pro 141.193.213.21 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Detected technologies

Page Statistics

94 Requests

96 %HTTPS

57 %IPv6

28 Domains

45 Subdomains

41 IPs

5 Countries

1633 kBTransfer

5323 kBSize

32 Cookies

32 Outgoing links

Page URL History

Redirected requests

94 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 4 data transactions

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a16z.com Open in urlscan Pro
141.193.213.21 Public Scan

Screenshot
Live screenshot

Full Image

94
Requests

96 %
HTTPS

57 %
IPv6

28
Domains

45
Subdomains

41
IPs

5
Countries

1633 kB
Transfer

5323 kB
Size

32
Cookies

94 HTTP transactions
4 data transactions