Check-Host.cc

Domain

writer.com

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

Run a live full scan of writer.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
A/AAAA targets
Subdomains
CT + scan + body
Record Types
seen in DNS
Observed Certs
in our scans

DNS Records

A
AAAA
MX
NS
TXT
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.

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
app.writer.com 2026-07-25 19:40:23.353
campaigns.writer.com 2026-07-15 08:49:33.541
download-mac.writer.com 2026-07-25 09:55:27.162
evals.writer.com 2026-07-25 19:40:23.353
ext-394234.writer.com 2026-07-25 19:40:23.353
portal.prod-pine.writer.com 2026-07-25 19:40:23.353
portal.writer.com 2026-07-25 19:40:23.353
prod-pine.writer.com 2026-07-25 19:40:23.353
proxy.prod-pine.writer.com 2026-07-25 19:40:23.353
scim.writer.com 2026-07-20 13:11:51.432
storage.writer.com 2026-07-22 15:05:28.419
styleguide.prod-pine.writer.com 2026-07-25 19:40:23.353
writer.com 2026-07-27 07:19:40.268
api.goldmansachs.writer.com 2026-07-25 19:40:23.353
app.eu2.writer.com 2026-05-25 22:02:50.525
dev.writer.com 2026-06-21 05:56:17.174
portal.eu2.writer.com 2026-05-25 22:02:50.525
portal.goldmansachs.writer.com 2026-07-25 19:40:23.353
proxy.eu2.writer.com 2026-05-25 22:02:50.525
styleguide.eu2.writer.com 2026-05-25 22:02:50.525
1password-connect.writer.com
1970-01-01 00:00:00.000
api-west.writer.com
1970-01-01 00:00:00.000
api.point72.writer.com
1970-01-01 00:00:00.000
app.eu1.writer.com
1970-01-01 00:00:00.000
app.goldmansachs-test.writer.com 2026-07-22 20:24:43.804
app.goldmansachs.writer.com 2026-07-25 19:40:23.353
ask.writer.com
1970-01-01 00:00:00.000
c9b2d9.writer.com
1970-01-01 00:00:00.000
eu1.writer.com
1970-01-01 00:00:00.000
eu2.writer.com
1970-01-01 00:00:00.000
events.writer.com
1970-01-01 00:00:00.000
go.writer.com
1970-01-01 00:00:00.000
goldmansachs-test.writer.com
1970-01-01 00:00:00.000
goldmansachs.writer.com
1970-01-01 00:00:00.000
img.writer.com
1970-01-01 00:00:00.000
kong.point72.writer.com
1970-01-01 00:00:00.000
observability.writer.com
1970-01-01 00:00:00.000
portal.eu1.writer.com
1970-01-01 00:00:00.000
portal.goldmansachs-test.writer.com 2026-07-22 20:24:43.804
proxy.eu1.writer.com
1970-01-01 00:00:00.000
proxy.goldmansachs-test.writer.com 2026-07-22 20:24:43.804
proxy.goldmansachs.writer.com 2026-07-25 19:40:23.353
proxy.writer.com
1970-01-01 00:00:00.000
storage.goldmansachs.writer.com
1970-01-01 00:00:00.000
storage.pjt.writer.com
1970-01-01 00:00:00.000
styleguide.eu1.writer.com
1970-01-01 00:00:00.000
styleguide.goldmansachs-test.writer.com 2026-07-22 20:24:43.804
styleguide.goldmansachs.writer.com 2026-07-25 19:40:23.353
styleguide.writer.com
1970-01-01 00:00:00.000
tools.writer.com
1970-01-01 00:00:00.000
www.writer.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

Domain timeline pending

Passive-DNS history accumulates as our forward-DNS crawler observes A/AAAA/MX/NS/TXT records over time.