c4b.top - robtex.com

c4b.top

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:2b92🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b44d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.43.146Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.180.77🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScoco.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a68🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A2803:f800:50::6ca2:c068🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcoco.ns.cloudflare.com
A2a06:98c1:50::ac40:2068🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcoco.ns.cloudflare.com
A108.162.192.104🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A172.64.32.104🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
A173.245.58.104🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcoco.ns.cloudflare.com
NSvin.ns.cloudflare.com
A2606:4700:58::adf5:3bf5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A2803:f800:50::6ca2:c1f5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvin.ns.cloudflare.com
A2a06:98c1:50::ac40:21f5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvin.ns.cloudflare.com
A108.162.193.245🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A172.64.33.245🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
A173.245.59.245🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.43.146, 172.67.180.77
IPv6 hints2606:4700:3030::6815:2b92, 2606:4700:3037::ac43:b44d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com
SOAcoco.ns.cloudflare.comdns@cloudflare.com serial=2399468029

top

DNSSEC🔒 Signed (DS record present)
NSa.zdnscloud.com ⭐
NSa.zdnscloud.cn
NSb.zdnscloud.cn
NSc.zdnscloud.com
NSd.zdnscloud.com
NSf.zdnscloud.cn
NSg.zdnscloud.com
NSi.zdnscloud.cn
NSj.zdnscloud.com
TXT2026-04-13_17:40:01
SOAa.zdnscloud.comtd_dns_gtld@knet.cn serial=1395527605

Same first word

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DNS History

6 records (6 active, 0 former)

NScoco.ns.cloudflare.comvin.ns.cloudflare.comA104.21.43.146172.67.180.772606:4700:3030::6815:2b922606:4700:3037::ac43:b44d
●NScoco.ns.cloudflare.com2026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06
●NSvin.ns.cloudflare.com2026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06
●A104.21.43.1462026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06
●A172.67.180.772026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06
●A2606:4700:3030::6815:2b922026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06
●A2606:4700:3037::ac43:b44d2026-02-24 → 2026-04-13 · 4 obs
● 2026-02-24 16:35:22
○ 2026-03-01 05:27:08
● 2026-04-06 15:16:20
● 2026-04-13 10:01:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
topa.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com...-

✅ Authoritative Response

Server:116.169.54.111

NS records: a.zdnscloud.cn, b.zdnscloud.cn, c.zdnscloud.com, d.zdnscloud.com, f.zdnscloud.cn, g.zdnscloud.com, i.zdnscloud.cn, j.zdnscloud.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 739ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

IP Addresses

c4b.top resolves to four IPs: 2606:4700:3030::6815:2b92, 2606:4700:3037::ac43:b44d, 104.21.43.146 and 172.67.180.77.

Other host names such as www.letterbox.net.au.cdn.cloudflare.net, machinesasousfrancais.com, oamarumail.co.nz, bryquelomenta.com and specx.tech share IP numbers with c4b.top.

Name Servers

c4b.top is delegated to two name servers: coco.ns.cloudflare.com and vin.ns.cloudflare.com.

c4b.top uses the same name server setup as other domains, including rjbiauhh.com, view-mm.net, gimys.app, jav218.shop and elovify.com.

At least part of the name servers for c4b.top are shared with other domains, for instance xypingan.cn, hugslab.com, c23.mx, greenedgesprinklers.com and 3a5s3.com.

These name servers are commonly used alongside the name servers ernest.ns.cloudflare.com.

Host names with six IP numbers:

coco.ns.cloudflare.com points to: 2606:4700:50::adf5:3a68, 2803:f800:50::6ca2:c068, 2a06:98c1:50::ac40:2068, 108.162.192.104, 172.64.32.104 and 173.245.58.104.

vin.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf5, 2803:f800:50::6ca2:c1f5, 2a06:98c1:50::ac40:21f5, 108.162.193.245, 172.64.33.245 and 173.245.59.245.