www.geekcoder.org - robtex.com

www.geekcoder.org

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8e1c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:270d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.13Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.28🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.13, 172.67.142.28
IPv6 hints2606:4700:3033::ac43:8e1c, 2606:4700:3036::6815:270d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com

geekcoder.org

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8e1c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:270d🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.39.13Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.28🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScoraline.ns.cloudflare.com ⭐
NSkevin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.39.13, 172.67.142.28
IPv6 hints2606:4700:3033::ac43:8e1c, 2606:4700:3036::6815:270d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOAcoraline.ns.cloudflare.comdns@cloudflare.com serial=2400699495

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DNS History

12 records (4 active, 8 former)

20192020202120222023202420252026A104.21.39.13172.67.142.282606:4700:3033::ac43:8e1c2606:4700:3036::6815:270d172.64.80.1188.114.96.0188.114.97.02606:4700:130:436c:6f75:6466:6c61:72652a06:98c1:3120::2a06:98c1:3121::5.135.191.22491.121.87.45
●A104.21.39.132026-02-23 → 2026-04-12 · 13 obs
○ 2020-12-30 21:42:56
● 2026-02-23 05:52:28
○ 2026-03-01 05:05:48
● 2026-03-01 08:00:38
● 2026-03-05 23:50:50
○ 2026-03-07 06:21:58
● 2026-03-07 09:39:36
● 2026-03-08 19:59:50
○ 2026-03-13 12:15:54
● 2026-03-27 13:41:00
○ 2026-04-03 22:02:50
○ 2026-04-09 08:52:38
● 2026-04-12 00:44:08
○A172.64.80.12026-03-01 → 2026-03-07 · 7 obs
○ 2026-02-23 05:52:28
● 2026-03-01 05:05:48
○ 2026-03-01 08:00:38
○ 2026-03-05 23:50:50
● 2026-03-07 06:21:58
○ 2026-03-07 09:39:36
○ 2026-04-12 00:44:08
●A172.67.142.282026-02-23 → 2026-04-12 · 13 obs
○ 2020-12-30 21:42:56
● 2026-02-23 05:52:28
○ 2026-03-01 05:05:48
● 2026-03-01 08:00:38
● 2026-03-05 23:50:50
○ 2026-03-07 06:21:58
● 2026-03-07 09:39:36
● 2026-03-08 19:59:50
○ 2026-03-13 12:15:54
● 2026-03-27 13:41:00
○ 2026-04-03 22:02:50
○ 2026-04-09 08:52:38
● 2026-04-12 00:44:08
○A188.114.96.02026-03-13 → 2026-04-09 · 6 obs
○ 2026-03-08 19:59:50
● 2026-03-13 12:15:54
○ 2026-03-27 13:41:00
● 2026-04-03 22:02:50
● 2026-04-09 08:52:38
○ 2026-04-12 00:44:08
○A188.114.97.02026-03-13 → 2026-04-09 · 6 obs
○ 2026-03-08 19:59:50
● 2026-03-13 12:15:54
○ 2026-03-27 13:41:00
● 2026-04-03 22:02:50
● 2026-04-09 08:52:38
○ 2026-04-12 00:44:08
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-01 → 2026-03-07 · 7 obs
○ 2026-02-23 05:52:28
● 2026-03-01 05:05:48
○ 2026-03-01 08:00:38
○ 2026-03-05 23:50:50
● 2026-03-07 06:21:58
○ 2026-03-07 09:39:36
○ 2026-04-12 00:44:08
●A2606:4700:3033::ac43:8e1c2026-02-23 → 2026-04-12 · 13 obs
○ 2020-12-30 21:42:56
● 2026-02-23 05:52:28
○ 2026-03-01 05:05:48
● 2026-03-01 08:00:38
● 2026-03-05 23:50:50
○ 2026-03-07 06:21:58
● 2026-03-07 09:39:36
● 2026-03-08 19:59:50
○ 2026-03-13 12:15:54
● 2026-03-27 13:41:00
○ 2026-04-03 22:02:50
○ 2026-04-09 08:52:38
● 2026-04-12 00:44:08
●A2606:4700:3036::6815:270d2026-02-23 → 2026-04-12 · 13 obs
○ 2020-12-30 21:42:56
● 2026-02-23 05:52:28
○ 2026-03-01 05:05:48
● 2026-03-01 08:00:38
● 2026-03-05 23:50:50
○ 2026-03-07 06:21:58
● 2026-03-07 09:39:36
● 2026-03-08 19:59:50
○ 2026-03-13 12:15:54
● 2026-03-27 13:41:00
○ 2026-04-03 22:02:50
○ 2026-04-09 08:52:38
● 2026-04-12 00:44:08
○A2a06:98c1:3120::2026-03-13 → 2026-04-09 · 6 obs
○ 2026-03-08 19:59:50
● 2026-03-13 12:15:54
○ 2026-03-27 13:41:00
● 2026-04-03 22:02:50
● 2026-04-09 08:52:38
○ 2026-04-12 00:44:08
○A2a06:98c1:3121::2026-03-13 → 2026-04-09 · 6 obs
○ 2026-03-08 19:59:50
● 2026-03-13 12:15:54
○ 2026-03-27 13:41:00
● 2026-04-03 22:02:50
● 2026-04-09 08:52:38
○ 2026-04-12 00:44:08
○A5.135.191.2242018-05-11 → 2018-05-11 · 3 obs
● 2018-05-11 20:25:28
○ 2020-12-30 21:42:56
○ 2026-04-12 00:44:08
○A91.121.87.452020-12-30 → 2020-12-30 · 4 obs
○ 2018-05-11 20:25:28
● 2020-12-30 21:42:56
○ 2026-02-23 05:52:28
○ 2026-04-12 00:44:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
geekcoder.orgkevin.ns.cloudflare.com, coraline.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.88

NS records: kevin.ns.cloudflare.com, coraline.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for geekcoder.org (unsigned zone)

⏱️ Timing

Total: 748ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.142.28, 104.21.39.13
AAAA22606:4700:3036::6815:270d, 2606:4700:3033::ac43:8e1c
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.geekcoder.org maps to four IP numbers: 2606:4700:3033::ac43:8e1c, 2606:4700:3036::6815:270d, 104.21.39.13 and 172.67.142.28.

other host names include 7kkkk.com, holycross.plymouth.sch.uk, kangtoto2sedap.org, aklvbooruyymz.website and uitse.com; they share IP numbers with www.geekcoder.org.