www.linux.sb - robtex.com

www.linux.sb

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:830🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:9cd8🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.48Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.216🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.8.48, 172.67.156.216
IPv6 hints2606:4700:3030::6815:830, 2606:4700:3035::ac43:9cd8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com

linux.sb

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:830🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:9cd8🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.8.48Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.216🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScarol.ns.cloudflare.com ⭐
NSdamien.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.8.48, 172.67.156.216
IPv6 hints2606:4700:3030::6815:830, 2606:4700:3035::ac43:9cd8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com
SOAcarol.ns.cloudflare.comdns@cloudflare.com serial=2411602545

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DNS History

21 records (4 active, 17 former)

201820192020202120222023202420252026A104.21.8.48172.67.156.2162606:4700:3030::6815:8302606:4700:3035::ac43:9cd81.31.173.43101.69.121.35110.53.180.174110.53.180.198119.167.164.43121.29.54.11121.29.54.12121.29.54.21121.29.54.22121.29.54.36121.29.54.44125.211.204.174139.215.203.17414.204.144.173153.37.238.173CNAME152.tc.sp.cdntip.comwww.linux.sb.cdn.dnsv1.com
○A1.31.173.432017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A101.69.121.352017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
●A104.21.8.482026-08-10 → 2026-08-10 · 3 obs
○ 2020-01-12 02:17:14
● 2026-08-10 00:46:10
● 2026-08-10 22:08:44
○A110.53.180.1742017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A110.53.180.1982017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A119.167.164.432017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.112017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.122017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.212017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.222017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.362017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A121.29.54.442017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A125.211.204.1742017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A139.215.203.1742017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A14.204.144.1732017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○A153.37.238.1732017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
●A172.67.156.2162026-08-10 → 2026-08-10 · 3 obs
○ 2020-01-12 02:17:14
● 2026-08-10 00:46:10
● 2026-08-10 22:08:44
●A2606:4700:3030::6815:8302026-08-10 → 2026-08-10 · 3 obs
○ 2020-01-12 02:17:14
● 2026-08-10 00:46:10
● 2026-08-10 22:08:44
●A2606:4700:3035::ac43:9cd82026-08-10 → 2026-08-10 · 3 obs
○ 2020-01-12 02:17:14
● 2026-08-10 00:46:10
● 2026-08-10 22:08:44
○CNAME152.tc.sp.cdntip.com2017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44
○CNAMEwww.linux.sb.cdn.dnsv1.com2017-03-19 → 2017-03-19 · 3 obs
● 2017-03-19 05:26:26
○ 2020-01-12 02:17:14
○ 2026-08-10 22:08:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sbpch.nic.sb, ns2.anycastdns.cz, ns1.anycastdns.cz5 records
linux.sbdamien.ns.cloudflare.com, carol.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.80

NS records: damien.ns.cloudflare.com, carol.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux.sb (unsigned zone)

⏱️ Timing

Total: 422ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.156.216, 104.21.8.48
AAAA22606:4700:3030::6815:830, 2606:4700:3035::ac43:9cd8
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 5

In-bailiwick: 2 (pch.nic.sb, pch.nic.sb)

Out-of-bailiwick: 3 (ns2.anycastdns.cz, ns1.anycastdns.cz, ns1.anycastdns.cz)

Analysis

IP Addresses

www.linux.sb resolves to four IP addresses: 104.21.8.48, 172.67.156.216, 2606:4700:3030::6815:830 and 2606:4700:3035::ac43:9cd8.

aqar.ma, certainteed.ca, wedgyorbitzvo.click plus two other host names have IP numbers in common with www.linux.sb.