backlinko.com
Aggregated from public BGP, CT logs, our scan layer, honeypots and global probes.
Run a live full scan of backlinko.com
On-demand: ports, banners, TLS, tech-stack, subdomains and origin/IP-leak detection. Results are shared publicly for everyone to link to.
DNS Records
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 |
|---|---|---|
| backlinko.com | 2026-07-25 21:15:34.189 | |
| old.backlinko.com | 2026-07-21 17:13:40.097 |
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
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 | google-site-verification=rGQeOIsP0BszYIo9IeHwMjx6V2DTXDVb8svLW1vP-rE | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| NS | dns4.p02.nsone.net | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| TXT | google-site-verification=Eq_cnun_H4DceU4N_NfJUG9UMrSaCoFiVw1IpG3HcfI | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| TXT | google-site-verification=G1Z9KnHYpbhaEkwi19NGXHDbWHXPdCCWLc-K1Eviqoo | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| A | 15.197.167.90 | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| TXT | google-site-verification=ydTK7Nghc98RUm0afOS4OqnCV8S0AP3sLuFCNXbrkxw | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| TXT | google-site-verification=dxxKd2phKddRux7_2OUuEe6NzYxZe7MoRE-Ht4l7AMg | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| NS | dns3.p02.nsone.net | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| MX | 5 alt2.aspmx.l.google.com | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| MX | 10 alt4.aspmx.l.google.com | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| MX | 1 aspmx.l.google.com | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| NS | dns2.p02.nsone.net | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| A | 3.33.186.135 | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| NS | dns1.p02.nsone.net | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| MX | 5 alt1.aspmx.l.google.com | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |
| MX | 10 alt3.aspmx.l.google.com | 2026-06-04 23:33:59.809 | 2026-07-25 21:15:34.189 |