Check-Host.cc

Domain

windsurf.com

Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.

Run a live full scan of windsurf.com

On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.

Deep-scan now
Hosting IPs
11
A/AAAA targets
Subdomains
27
CT + scan + body
Record Types
5
seen in DNS
Observed Certs
8
in our scans

DNS Records

A
76.76.21.21
AAAA
MX
1 smtp.google.com
NS
ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
TXT
MS=ms97919558, ZOOM_verify_iuKxOjZxNS19qAG3EJFdJc, _amazonses.windsurf.com=CIMpHIqGVHkAG3qNCxUJovjrQwb+2hcT3riN3iyAqPQ=, apple-domain-verification=0Snd2Yur4MOW868T, brevo-code:cbe68f5202c134bb94a9bf4702f10043, bw=wtl4b09jvi86SKyGXq7mqOa3319CYoYZaT43ntB5pxK0, firebase=exa2-fb170, google-site-verification=Be9K074BvJY2yg0LdTzbkeHtXNUWc3p-RWMQSq7FSf8
CNAME
CAA
0 issue "letsencrypt.org", 0 issue "pki.goog", 0 issuewild "letsencrypt.org"

WHOIS / Registration

Registration data planned

Registrar, creation/expiry dates and domain status via RDAP. Rolling out gradually — bulk WHOIS is rate-limited, so we resolve on a prioritized cadence.

Subdomains

Every subdomain we know about — harvested from CT-log SANs, scan-observed certs and HTML body references — paired with its current A/AAAA target.

Subdomain Resolves to Last seen
auth.windsurf.com 2026-07-21 22:02:31.192
docs.windsurf.com 2026-07-27 05:00:22.431
help-fedramp.windsurf.com 2026-07-22 02:22:51.743
help.windsurf.com 2026-07-22 02:22:51.743
analytics.windsurf.com 2026-06-18 12:30:12.110
eu.windsurf.com 2026-06-20 20:59:43.860
login.windsurf.com
1970-01-01 00:00:00.000
marketplace.windsurf.com
1970-01-01 00:00:00.000
server.self-serve.windsurf.com 2026-05-27 00:13:06.125
staging-real-3.windsurf.com
1970-01-01 00:00:00.000
static.windsurf.com
1970-01-01 00:00:00.000
trust.windsurf.com
1970-01-01 00:00:00.000
web-backend.windsurf.com 2026-05-26 09:37:52.197
windsurf.com 2026-07-27 05:00:22.431
www.windsurf.com
1970-01-01 00:00:00.000

Tech Stack

Tech detection pending

Wappalyzer-rules detect CMS, frameworks, analytics, JS libs and server-side languages on this domain.

TLS Certificates

Certificate observations pending

TLS certs naming this domain in subject or SANs will appear here as our scan-layer catches them.

IPs Citing This Domain

No citing IPs found yet

As the world-sweep progresses, hosts referencing this domain in their HTML will surface here.

Origin / IP-Leak

USP

When a hostname is served behind a CDN (e.g. Cloudflare), the origin server can sometimes be identified by matching its TLS cert against the protected hostname. Findings shown here are heuristic candidates, not guarantees.

No origin-IP leaks detected (yet)

Either this domain doesn't sit behind a CDN, or we haven't seen a TLS cert from a non-CDN IP matching this hostname. Run a fullscan to refresh the cert→IP cross-reference.

Threat Intelligence

Domain threat-intel pending

Matches in URLhaus, OpenPhish, PhishTank, malware feeds, and Spamhaus DBL.

History

Passive DNS — every value this name ever resolved to and when we first / last observed it. Updates every cycle of our forward-DNS crawler.

Type Value First seen Last seen
TXT ZOOM_verify_iuKxOjZxNS19qAG3EJFdJc 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT google-site-verification=snI99MTr2eRa0vQWtDcdT8nwgr853WPhH7AJ84Zscho 2026-05-26 00:03:35.658 2026-05-27 04:14:48.202
TXT _amazonses.windsurf.com=CIMpHIqGVHkAG3qNCxUJovjrQwb+2hcT3riN3iyAqPQ= 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
NS ns-cloud-b1.googledomains.com 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT brevo-code:cbe68f5202c134bb94a9bf4702f10043 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT google-site-verification=KinxWm6XJ2NI6nNVD4GZQRsvPUOQfxC0Wd4mRTasHyw 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT MS=ms97919558 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
A 76.76.21.21 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
NS ns-cloud-b3.googledomains.com 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
MX 1 smtp.google.com 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT bw=wtl4b09jvi86SKyGXq7mqOa3319CYoYZaT43ntB5pxK0 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT apple-domain-verification=0Snd2Yur4MOW868T 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
CAA 0 issue "pki.goog" 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT slack-domain-verification=4rI5jpY1bbj4zDJDxhowm2QcfdAd5Wgw6on17sff 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT firebase=exa2-fb170 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
NS ns-cloud-b2.googledomains.com 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
CAA 0 issuewild "letsencrypt.org" 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
CAA 0 issue "letsencrypt.org" 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
NS ns-cloud-b4.googledomains.com 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT v=spf1 mx include:_spf.salesforce.com include:_spf.firebasemail.com ip4:3.93.157.0/24 ip4:3.210.190.0/24 ip4:18.208.124.128/25 ip4:54.174.52.0/24 ip4:54.174.57.0/24 ip4:54.174.59.0/24 ip4:54.174.60.0/23 ip4:54.174.63.0/24 ip4:108.179.144.0/20 ip4:139.180.17.0/24 ip4:141.193.184.32/27 ip4:141.193.184.64/26 ip4:141.193.184.128/25 ip4:141.193.185.32/27 ip4:141.193.185.64/26 ip4:141.193.185.128/25 ip4:143.244.80.0/20 ip4:158.247.16.0/20 ip4:216.139.64.0/19 ip4:103.151.192.0/23 ip4:185.12.80.0/22 ip4:188.172.128.0/20 ip4:192.161.144.0/20 ip4:216.198.0.0/18 -all 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT openai-domain-verification=dv-UQ5CyvW2W4e6urHTT0kLUcM7 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT google-site-verification=UOOuP7btZ4hb5Dc0tLOGX_pcD6Ig9ouG_H9t-dwFeho 2026-05-26 00:03:35.658 2026-07-27 05:00:22.431
TXT google-site-verification=Be9K074BvJY2yg0LdTzbkeHtXNUWc3p-RWMQSq7FSf8 2026-06-15 00:23:13.348 2026-07-27 05:00:22.431