www.bigcodenerd.org - robtex.com

www.bigcodenerd.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:7cf🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:bc04🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.207Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.4🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.207, 172.67.188.4
IPv6 hints2606:4700:3030::6815:7cf, 2606:4700:3032::ac43:bc04
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=35, name=cloudflare-ech.com

bigcodenerd.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:7cf🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:bc04🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.207Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.4🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjeff.ns.cloudflare.com ⭐
NSsara.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
MXroute3.mx.cloudflare.net(22)
MXroute2.mx.cloudflare.net(37)
TXTgoogle-site-verification=vnhe7l1uV0fGTUHHYtkdGw39lddE8eTSsPkZ90ACBgk
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.207, 172.67.188.4
IPv6 hints2606:4700:3030::6815:7cf, 2606:4700:3032::ac43:bc04
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=35, name=cloudflare-ech.com
SOAjeff.ns.cloudflare.comdns@cloudflare.com serial=2411495337

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DNS History

10 records (4 active, 6 former)

20192020202120222023202420252026A104.21.7.207172.67.188.42606:4700:3030::6815:7cf2606:4700:3032::ac43:bc04104.31.86.150104.31.87.1502400:cb00:2048:1::681f:56962400:cb00:2048:1::681f:57962606:4700:3031::ac43:bc042606:4700:3032::6815:7cf
●A104.21.7.2072026-03-01 → 2026-08-06 · 3 obs
○ 2018-05-11 13:32:54
● 2026-03-01 05:30:18
● 2026-08-06 21:00:54
○A104.31.86.1502018-05-11 → 2018-05-11 · 3 obs
● 2018-05-11 13:32:54
○ 2026-03-01 05:30:18
○ 2026-08-06 21:00:54
○A104.31.87.1502018-05-11 → 2018-05-11 · 3 obs
● 2018-05-11 13:32:54
○ 2026-03-01 05:30:18
○ 2026-08-06 21:00:54
●A172.67.188.42026-03-01 → 2026-08-06 · 3 obs
○ 2018-05-11 13:32:54
● 2026-03-01 05:30:18
● 2026-08-06 21:00:54
○A2400:cb00:2048:1::681f:56962018-05-11 → 2018-05-11 · 3 obs
● 2018-05-11 13:32:54
○ 2026-03-01 05:30:18
○ 2026-08-06 21:00:54
○A2400:cb00:2048:1::681f:57962018-05-11 → 2018-05-11 · 3 obs
● 2018-05-11 13:32:54
○ 2026-03-01 05:30:18
○ 2026-08-06 21:00:54
●A2606:4700:3030::6815:7cf2026-07-10 → 2026-08-06 · 3 obs
○ 2026-03-01 05:30:18
● 2026-07-10 05:23:30
● 2026-08-06 21:00:54
○A2606:4700:3031::ac43:bc042026-03-01 → 2026-03-01 · 4 obs
○ 2018-05-11 13:32:54
● 2026-03-01 05:30:18
○ 2026-07-10 05:23:30
○ 2026-08-06 21:00:54
○A2606:4700:3032::6815:7cf2026-03-01 → 2026-03-01 · 4 obs
○ 2018-05-11 13:32:54
● 2026-03-01 05:30:18
○ 2026-07-10 05:23:30
○ 2026-08-06 21:00:54
●A2606:4700:3032::ac43:bc042026-07-10 → 2026-08-06 · 3 obs
○ 2026-03-01 05:30:18
● 2026-07-10 05:23:30
● 2026-08-06 21:00:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org-
bigcodenerd.orgsara.ns.cloudflare.com, jeff.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.144

NS records: sara.ns.cloudflare.com, jeff.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigcodenerd.org (unsigned zone)

⏱️ Timing

Total: 525ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.188.4, 104.21.7.207
AAAA22606:4700:3032::ac43:bc04, 2606:4700:3030::6815:7cf
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.bigcodenerd.org directs to four IP numbers, which are 104.21.7.207, 172.67.188.4, 2606:4700:3030::6815:7cf and 2606:4700:3032::ac43:bc04.

Additional host names — kinglaro14.com, allenhexwrenchus.com, ns1.greatlove.ru and two others — share IP numbers with www.bigcodenerd.org.