clwtb.com - dns.ninja

clwtb.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:f0d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:a101🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.15.13Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.1🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSduke.ns.cloudflare.com
A2606:4700:58::adf5:3b6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A2803:f800:50::6ca2:c16e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRduke.ns.cloudflare.com
A2a06:98c1:50::ac40:216e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRduke.ns.cloudflare.com
A108.162.193.110🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A172.64.33.110🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A173.245.59.110🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
NSmina.ns.cloudflare.com
A2606:4700:50::a29f:26fb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmina.ns.cloudflare.com
A2803:f800:50::6ca2:c2fb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmina.ns.cloudflare.com
A2a06:98c1:50::ac40:22fb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmina.ns.cloudflare.com
A108.162.194.251🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmina.ns.cloudflare.com
A162.159.38.251Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmina.ns.cloudflare.com
A172.64.34.251🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmina.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.15.13, 172.67.161.1
IPv6 hints2606:4700:3037::6815:f0d, 2606:4700:3037::ac43:a101
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOAduke.ns.cloudflare.comdns@cloudflare.com serial=2407732378

com

Same first word

Similar names

DNS History

18 records (6 active, 12 former)

20162017201820192020202120222023202420252026NSduke.ns.cloudflare.commina.ns.cloudflare.comjuming.dnsdun.comjuming.dnsdun.netns4.dnsdun.netns6.dnsdun.comA104.21.15.13172.67.161.12606:4700:3037::6815:f0d2606:4700:3037::ac43:a101104.165.136.63108.177.159.16137.175.23.217188.114.96.0188.114.97.023.104.180.2252a06:98c1:3120::2a06:98c1:3121::
NSduke.ns.cloudflare.com2026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
NSjuming.dnsdun.com2020-03-21 → 2020-03-21 · 4 obs
○ 2017-03-14 14:26:26
● 2020-03-21 01:40:50
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
NSjuming.dnsdun.net2020-03-21 → 2020-03-21 · 4 obs
○ 2017-03-14 14:26:26
● 2020-03-21 01:40:50
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
NSmina.ns.cloudflare.com2026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
NSns4.dnsdun.net2015-06-22 → 2017-03-14 · 4 obs
● 2015-06-22 09:52:34
● 2017-03-14 14:26:26
○ 2020-03-21 01:40:50
○ 2026-06-25 11:14:22
NSns6.dnsdun.com2015-06-22 → 2017-03-14 · 4 obs
● 2015-06-22 09:52:34
● 2017-03-14 14:26:26
○ 2020-03-21 01:40:50
○ 2026-06-25 11:14:22
A104.165.136.632020-03-21 → 2020-03-21 · 4 obs
○ 2017-03-14 14:26:26
● 2020-03-21 01:40:50
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
A104.21.15.132026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
A108.177.159.162017-03-14 → 2017-03-14 · 4 obs
○ 2016-07-09 00:14:58
● 2017-03-14 14:26:26
○ 2020-03-21 01:40:50
○ 2026-06-25 11:14:22
A137.175.23.2172015-11-03 → 2015-11-03 · 4 obs
○ 2015-06-22 09:52:34
● 2015-11-03 02:08:04
○ 2016-02-22 11:59:14
○ 2026-06-25 11:14:22
A172.67.161.12026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
A188.114.96.02026-03-19 → 2026-06-25 · 2 obs
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
A188.114.97.02026-03-19 → 2026-06-25 · 2 obs
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
A23.104.180.2252015-06-22 → 2016-07-09 · 4 obs
● 2015-06-22 09:52:34
● 2016-07-09 00:14:58
○ 2017-03-14 14:26:26
○ 2026-06-25 11:14:22
A2606:4700:3037::6815:f0d2026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
A2606:4700:3037::ac43:a1012026-03-19 → 2026-06-25 · 3 obs
○ 2020-03-21 01:40:50
● 2026-03-19 12:55:44
● 2026-06-25 11:14:22
A2a06:98c1:3120::2026-03-19 → 2026-06-25 · 2 obs
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22
A2a06:98c1:3121::2026-03-19 → 2026-06-25 · 2 obs
○ 2026-03-19 12:55:44
○ 2026-06-25 11:14:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
clwtb.comduke.ns.cloudflare.com, mina.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.110

NS records: duke.ns.cloudflare.com, mina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for clwtb.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.15.13, 172.67.161.1
AAAA22606:4700:3037::6815:f0d, 2606:4700:3037::ac43:a101
NS2duke.ns.cloudflare.com, mina.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1duke.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (duke.ns.cloudflare.com, duke.ns.cloudflare.com, duke.ns.cloudflare.com...)

Analysis

IP Addresses

clwtb.com resolves to four IP addresses: 104.21.15.13, 172.67.161.1, 2606:4700:3037::6815:f0d and 2606:4700:3037::ac43:a101.

Additional host names — vidakovic.rs, 157395.com, gemscampus.com and two others — share IP numbers with clwtb.com.

Name Servers

clwtb.com is delegated to two name servers: duke.ns.cloudflare.com and mina.ns.cloudflare.com.

clwtb.com shares its name server setup with other domains, including hairu.net, cnnadou.com, kbglaw.net and two others.

clwtb.com has at least partial name server overlap with other domains, such as uvpinc.com, emailtemporal.org, responsible47.com and two others.

It is common to see these name servers used together with name servers martha.ns.cloudflare.com and kellen.ns.cloudflare.com.

Host names with 6 IP numbers:

duke.ns.cloudflare.com resolves to 108.162.193.110, 172.64.33.110, 173.245.59.110 and 3 other IP addresses.

mina.ns.cloudflare.com resolves to 108.162.194.251, 162.159.38.251, 172.64.34.251 and 3 other IP addresses.