Check-Host.cc

Domen

gnu.org

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

Run a live full scan of gnu.org

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
56
A/AAAA targets
Subdomains
138
CT + scan + body
Record Types
6
seen in DNS
Observed Certs
3
in our scans

DNS zapisi

A
209.51.188.116
AAAA
2001:470:142:5::116
MX
10 eggs.gnu.org
NS
ns1.gnu.org, ns2.gnu.org, ns4.gnu.org
TXT
v=spf1 ip4:209.51.188.0/24 ip6:2001:470:142::/48 ip4:18.4.89.21 ip4:15.204.209.91 ip6:2604:2dc0:101:200::1d07 -all
CNAME
CAA
0 issue "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.

Subdomeni

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
https.git.savannah.gnu.org 2026-07-22 16:41:39.505
https.git.sv.gnu.org 2026-07-22 16:41:39.505
cgit.git.savannah.gnu.org 2026-06-22 05:46:57.553
alpha.gnu.org 2026-07-22 04:01:12.248
arch.savannah.gnu.org 2026-06-15 19:17:05.102
arch.sv.gnu.org 2026-06-15 19:17:05.102
audio-video.gnu.org 2026-05-31 04:49:40.771
audio-video2p.gnu.org 2026-06-23 09:20:42.450
autoconfig.gnu.org 2026-07-18 04:02:46.266
bordeaux.guix.gnu.org 2026-07-22 08:10:40.435
debbugs.gnu.org 2026-06-17 12:47:14.972
dl.savannah.gnu.org 2026-05-26 23:37:01.212
dl.sv.gnu.org 2026-05-26 23:37:01.212
download.savannah.gnu.org 2026-05-26 23:37:01.212
download.sv.gnu.org 2026-05-26 23:37:01.212
elpa.gnu.org 2026-06-22 05:46:57.553
fencepost.gnu.org 2026-06-16 08:38:02.335
file.savannah.gnu.org 2026-05-26 23:23:16.070
ftp.gnu.org 2026-07-25 22:40:49.257
ftpmirror.gnu.org 2026-06-14 22:08:58.337
gcc.gnu.org 2026-07-27 08:11:55.706
git.savannah.gnu.org 2026-07-21 21:42:50.702
git.sv.gnu.org 2026-07-17 05:58:17.649
glibc.gnu.org 2026-06-21 13:06:50.586
gnu.org 2026-07-28 10:49:00.176
gold.savannah.gnu.org 2026-05-26 03:41:45.201
guix.gnu.org 2026-07-25 05:24:59.607
hg.savannah.gnu.org 2026-06-02 21:25:59.728
hg.sv.gnu.org 2026-06-02 21:25:59.728
hurd.gnu.org 2026-06-21 13:06:50.586
lists.gnu.org 2026-07-23 16:15:21.667
rt.gnu.org 2026-06-14 22:23:29.853
rt2p.gnu.org 2026-06-14 22:23:29.853
savannah.gnu.org 2026-07-19 17:33:33.441
static.gnu.org 2026-07-18 04:02:46.266
sv.gnu.org 2026-05-26 23:23:16.070
wildebeest.ipv6.gnu.org 2026-06-21 13:06:50.586
wildebeest1p.gnu.org 2026-06-21 13:06:50.586
www.gnu.org 2026-07-28 20:47:52.650
www.hurd.gnu.org 2026-06-21 13:06:50.586
www.ipv6.gnu.org 2026-06-21 13:06:50.586
www6.gnu.org 2026-06-21 13:06:50.586
audio-video.savannah.gnu.org
1970-01-01 00:00:00.000
audio-video.sv.gnu.org
1970-01-01 00:00:00.000
bugs.gnu.org 2026-06-15 23:53:40.445
ci.guix.gnu.org
1970-01-01 00:00:00.000
coordinator.bordeaux.guix.gnu.org
1970-01-01 00:00:00.000
data.guix.gnu.org
1970-01-01 00:00:00.000
data.qa.guix.gnu.org
1970-01-01 00:00:00.000
dump.guix.gnu.org
1970-01-01 00:00:00.000
file.i18n.savannah.gnu.org
1970-01-01 00:00:00.000
file.i18n.sv.gnu.org
1970-01-01 00:00:00.000
git.qa.guix.gnu.org
1970-01-01 00:00:00.000
hydra-guix-129.guix.gnu.org
1970-01-01 00:00:00.000
i18n.savannah.gnu.org
1970-01-01 00:00:00.000
i18n.sv.gnu.org
1970-01-01 00:00:00.000
irc.gnu.org
1970-01-01 00:00:00.000
irc1p.gnu.org
1970-01-01 00:00:00.000
issues.guix.gnu.org
1970-01-01 00:00:00.000
korea.gnu.org 2026-07-18 11:40:36.357
lists1p.gnu.org
1970-01-01 00:00:00.000
mail.gnu.org
1970-01-01 00:00:00.000
packages.guix.gnu.org
1970-01-01 00:00:00.000
planet.guix.gnu.org
1970-01-01 00:00:00.000
pulls.ci.guix.gnu.org
1970-01-01 00:00:00.000
qa.guix.gnu.org
1970-01-01 00:00:00.000
vcs0.savannah.gnu.org
1970-01-01 00:00:00.000
vcs0.sv.gnu.org
1970-01-01 00:00:00.000
web.cvs.savannah.gnu.org 2026-06-22 08:25:01.243
web.cvs.sv.gnu.org 2026-06-22 08:25:01.243

Tehnološki stek

Tech detection pending

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

TLS sertifikati

Subject: https.git.savannah.gnu.org
Issuer: YE2
SANs: https.git.savannah.gnu.org, https.git.savannah.nongnu.org, https.git.sv.gnu.org, https.git.sv.nongnu.org
Subject: bugzilla.dgnu.org
Issuer: YE2
SANs: bugzilla.dgnu.org, buildbot.dgnu.org, dgnu.org, irc.dgnu.org, staging.dgnu.org
Subject: wildebeest1p.gnu.org
Issuer: R12
SANs: classpath.org, digitalspeech.org, donate.digitalspeech.org, dotgnu.org, emacs.org, glibc.gnu.org, gnewsense.org, gnu.org, gnukids.org, gplfaq.org, hurd.gnu.org, ipv6.nongnu.org, playfreedom.org, playogg.com, playogg.org, upgradefromwindows.com, upgradefromwindows8.org, vcdimager.org, wildebeest.ipv6.gnu.org, wildebeest1p.gnu.org, www.classpath.org, www.digitalspeech.org, www.emacs.org, www.gnu.org, www.gnukids.org, www.hurd.gnu.org, www.ipv6.gnu.org, www.ipv6.nongnu.org, www.nongnu.org, www.playfreedom.org, www.playogg.com, www.upgradefromwindows.com, www.upgradefromwindows8.org, www6.gnu.org
Subject: rt.gnu.org
Issuer: R12
SANs: rt.gnu.org, rt2p.gnu.org
Subject: wildebeest1p.gnu.org
Issuer: R12
SANs: classpath.org, digitalspeech.org, donate.digitalspeech.org, dotgnu.org, emacs.org, glibc.gnu.org, gnewsense.org, gnu.org, gnukids.org, gplfaq.org, hurd.gnu.org, ipv6.nongnu.org, playfreedom.org, playogg.com, playogg.org, upgradefromwindows.com, upgradefromwindows8.org, vcdimager.org, wildebeest.ipv6.gnu.org, wildebeest1p.gnu.org, www.classpath.org, www.digitalspeech.org, www.emacs.org, www.gnu.org, www.gnukids.org, www.hurd.gnu.org, www.ipv6.gnu.org, www.ipv6.nongnu.org, www.nongnu.org, www.playfreedom.org, www.playogg.com, www.upgradefromwindows.com, www.upgradefromwindows8.org, www6.gnu.org
Subject: elpa.gnu.org
Issuer: R13
SANs: elpa.gnu.org
Subject: wildebeest1p.gnu.org
Issuer: R12
SANs: classpath.org, digitalspeech.org, donate.digitalspeech.org, dotgnu.org, emacs.org, glibc.gnu.org, gnewsense.org, gnu.org, gnukids.org, gplfaq.org, hurd.gnu.org, ipv6.nongnu.org, playfreedom.org, playogg.com, playogg.org, upgradefromwindows.com, upgradefromwindows8.org, vcdimager.org, wildebeest.ipv6.gnu.org, wildebeest1p.gnu.org, www.classpath.org, www.digitalspeech.org, www.emacs.org, www.gnu.org, www.gnukids.org, www.hurd.gnu.org, www.ipv6.gnu.org, www.ipv6.nongnu.org, www.nongnu.org, www.playfreedom.org, www.playogg.com, www.upgradefromwindows.com, www.upgradefromwindows8.org, www6.gnu.org
Subject: wildebeest1p.gnu.org
Issuer: R12
SANs: classpath.org, digitalspeech.org, donate.digitalspeech.org, dotgnu.org, emacs.org, glibc.gnu.org, gnewsense.org, gnu.org, gnukids.org, gplfaq.org, hurd.gnu.org, ipv6.nongnu.org, playfreedom.org, playogg.com, playogg.org, upgradefromwindows.com, upgradefromwindows8.org, vcdimager.org, wildebeest.ipv6.gnu.org, wildebeest1p.gnu.org, www.classpath.org, www.digitalspeech.org, www.emacs.org, www.gnu.org, www.gnukids.org, www.hurd.gnu.org, www.ipv6.gnu.org, www.ipv6.nongnu.org, www.nongnu.org, www.playfreedom.org, www.playogg.com, www.upgradefromwindows.com, www.upgradefromwindows8.org, www6.gnu.org
Subject: download.savannah.gnu.org
Issuer: R12
SANs: dl.savannah.gnu.org, dl.savannah.nongnu.org, dl.sv.gnu.org, dl.sv.nongnu.org, download.savannah.gnu.org, download.savannah.nongnu.org, download.sv.gnu.org, download.sv.nongnu.org
Subject: savannah.gnu.org
Issuer: E8
SANs: file.savannah.gnu.org, file.savannah.nongnu.org, savannah.gnu.org, savannah.nongnu.org, sv.gnu.org, sv.nongnu.org
Subject: ftp.gnu.org.uk
Issuer: E7
SANs: ftp.gnu.org.uk
Subject: wildebeest1p.gnu.org
Issuer: R12
SANs: classpath.org, digitalspeech.org, donate.digitalspeech.org, dotgnu.org, emacs.org, glibc.gnu.org, gnewsense.org, gnu.org, gnukids.org, gplfaq.org, hurd.gnu.org, ipv6.nongnu.org, playfreedom.org, playogg.com, playogg.org, upgradefromwindows.com, upgradefromwindows8.org, vcdimager.org, wildebeest.ipv6.gnu.org, wildebeest1p.gnu.org, www.classpath.org, www.digitalspeech.org, www.emacs.org, www.gnu.org, www.gnukids.org, www.hurd.gnu.org, www.ipv6.gnu.org, www.ipv6.nongnu.org, www.nongnu.org, www.playfreedom.org, www.playogg.com, www.upgradefromwindows.com, www.upgradefromwindows8.org, www6.gnu.org
Subject: ftp.gnu.org
Issuer: R13
SANs: alpha.gnu.org, ftp.gnu.org
Subject: audio-video2p.gnu.org
Issuer: R12
SANs: audio-video2p.gnu.org
Subject: gold.savannah.gnu.org
Issuer: E7
SANs: gold.savannah.gnu.org
Subject: https.git.savannah.gnu.org
Issuer: E7
SANs: https.git.savannah.gnu.org, https.git.savannah.nongnu.org, https.git.sv.gnu.org, https.git.sv.nongnu.org

IPs Citing This Domain

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

72.167.133.16:443 href · ×8
185.125.202.164:443 href · ×5
116.80.78.250:443 href · ×4
5.189.196.198:443 href · ×2
162.220.11.242:443 href · ×2
151.248.118.58:80 href · ×2
89.167.66.81:443 href · ×2
52.5.170.25:443 href · ×2
142.93.235.220:443 href · ×1
52.86.195.90:443 href · ×1
141.94.245.67:443 href · ×1
89.107.68.133:443 href · ×1
64.176.58.68:80 href · ×1
209.51.188.20:443 href · ×1
92.27.6.192:80 href · ×1
51.15.207.90:443 href · ×1
202.61.193.183:443 href · ×1
199.212.143.222:443 href · ×1
100.42.184.85:443 href · ×1
192.241.193.157:80 href · ×1
178.79.150.233:80 href · ×1
167.172.42.174:80 href · ×1
199.212.143.222:80 href · ×1
142.93.235.220:80 href · ×1
64.176.58.68:443 href · ×1
78.47.90.182:443 href · ×1
46.142.108.117:443 href · ×1
51.15.207.90:80 href · ×1
92.27.6.192:443 href · ×1
45.117.168.21:80 href · ×1
173.255.238.110:80 href · ×1
189.36.129.67:443 href · ×1
162.215.222.142:443 href · ×1
195.49.215.226:443 href · ×1
13.89.191.124:443 href · ×1
138.68.77.116:80 href · ×1
157.22.191.185:443 href · ×1
104.236.193.155:443 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
NS ns2.gnu.org 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
AAAA 2001:470:142:5::116 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
A 209.51.188.116 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
MX 10 eggs.gnu.org 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
TXT v=spf1 ip4:209.51.188.0/24 ip6:2001:470:142::/48 ip4:18.4.89.21 ip4:15.204.209.91 ip6:2604:2dc0:101:200::1d07 -all 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
NS ns4.gnu.org 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
NS ns1.gnu.org 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176
CAA 0 issue "letsencrypt.org" 2026-05-26 00:07:44.959 2026-07-28 10:49:00.176