Check-Host.cc

Domen

firstup.io

Agregirano iz javnih BGP feedova, CT logova, našeg sloja skeniranja, honeypota i globalnih proba.

Run a live full scan of firstup.io

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
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS zapisi

A
216.150.1.1
AAAA
MX
1 aspmx.l.google.com, 10 alt3.aspmx.l.google.com, 10 alt4.aspmx.l.google.com, 5 alt1.aspmx.l.google.com, 5 alt2.aspmx.l.google.com
NS
kristin.ns.cloudflare.com, leland.ns.cloudflare.com
TXT
48B2870163, 8364b44e-a45f-48fa-a0ec-5b9b2a87380c, Probely=98bb06b4-1a20-4c10-ad97-f3cbe7e88300, _cbc-idp-site-verification-35c7ac=5d8c6734e0b88f18124171e872f2412ea38945b2d2803cd7fc02888ca3590992, _uvr5wo4x7rssjosgqc92rvjhttnb9c4, adobe-idp-site-verification=02936550ea2a0324401fe4fb5fc37931caf3077e0436ba999fee0f56884685aa, anthropic-domain-verification-ahvr5m=z3FsUagdJcH40okWYw3uKE5g3, atlassian-domain-verification=I7RvXj6Zvks6tkxmFHBiHYjrVUdBQcz7mha//H3BUIiWqFl4Ic19XkkRVPaNbLnb
CNAME
CAA

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.

Subdomeni

Subdomain enumeration pending

Every subdomain ever issued a TLS cert under this apex — extracted from Certificate Transparency logs, our own scan observations and body references.

Tehnološki stek

Tech detection pending

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

TLS sertifikati

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

Hosts whose HTML body references this domain. Strong signal for origin/mirror/embed discovery.

5.161.87.195:443 href · ×1

Origin / IP-Leak

USP

Kada je hostname serviran iza CDN-a (npr. Cloudflare), origin server se ponekad može identifikovati podudaranjem TLS sertifikata sa zaštićenim hostname-om. Nalazi prikazani ovde su heuristički kandidati, a ne garancija.

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.

Istorija

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 paloaltonetworks-site-verification=c6a82ab92d1fed5e81f5515eb2ee8a2f2cac8f02b23f9ee989a63a7d6872945e 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT zapier-domain-verification-challenge=d02afe33-ba14-4347-b4f1-8ff099a4154b 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT google-site-verification=IZYmZcYGrcnzlHeQpIPCHBv0W_V4NsQX1mzuDMsiBe0 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
NS kristin.ns.cloudflare.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT reachdesk-verification=b6YTM2NjEiQpVzY65oC4Jzh0P4Y4eTuaXi98FnIcVAttnYvtNNX8gOrLSv7Qwych 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT _cbc-idp-site-verification-35c7ac=5d8c6734e0b88f18124171e872f2412ea38945b2d2803cd7fc02888ca3590992 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT atlassian-domain-verification=I7RvXj6Zvks6tkxmFHBiHYjrVUdBQcz7mha//H3BUIiWqFl4Ic19XkkRVPaNbLnb 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT adobe-idp-site-verification=02936550ea2a0324401fe4fb5fc37931caf3077e0436ba999fee0f56884685aa 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
A 216.150.1.1 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT anthropic-domain-verification-ahvr5m=z3FsUagdJcH40okWYw3uKE5g3 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT pendo-domain-verification=5ed9cc95-d40a-449d-94f3-6f5c9c6586b3 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT 8364b44e-a45f-48fa-a0ec-5b9b2a87380c 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT _uvr5wo4x7rssjosgqc92rvjhttnb9c4 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT openai-domain-verification=dv-FXEye4HbBkWBHGjO0FMMzEhZ 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT cloudhealth=72a48f7f-83c6-4dc4-9624-36fc86095b55 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT v=spf1 include:_spf.firstup_io._d.easydmarc.pro -all 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT Probely=98bb06b4-1a20-4c10-ad97-f3cbe7e88300 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT google-site-verification=Nxq1ZCOyWEBseVObSIA5s3xJu5zS1xTXN2CsTGptdwo 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT bitrise-verification=6301854412edd285-iFdKCBu-8k5Zreachdesk-verification=b6YTM2NjEiQpVzY65oC4Jzh0P4Y4eTuaXi98FnIcVAttnYvtNNX8gOrLSv7Qwych 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT easydmarc-verification:a580eb67-0dc9-4cc0-b444-cfaf84b4b29c 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
MX 5 alt2.aspmx.l.google.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT canva-site-verification=v3-qNS7O8N7QLgW6WMbJDg 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
MX 10 alt4.aspmx.l.google.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
MX 1 aspmx.l.google.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT dropbox-domain-verification=eelpqws6k9wl 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT pendo-domain-verification=9mMUtVVGpsHwd_nAuqNUuBGKLVY 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT docusign=6857ccd1-cd63-4736-ad69-88beb720b31a 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT drift-domain-verification=118b337f997ce4d4fb6d4b96a11d3a0dc8bcfc97643c15d8fd6aac4eb5cb6e2a 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
MX 5 alt1.aspmx.l.google.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
MX 10 alt3.aspmx.l.google.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT jamf-site-verification=7R6rjiLwOMBln__wdam31Q 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
NS leland.ns.cloudflare.com 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443
TXT 48B2870163 2026-06-02 02:09:23.865 2026-06-22 10:43:14.443