cbztb.com - robtex.com

cbztb.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a915🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1b58🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.27.88Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.169.21🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSharlan.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cfa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A2803:f800:50::6ca2:c3fa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRharlan.ns.cloudflare.com
A2a06:98c1:50::ac40:23fa🇺🇸 Cloudflare2a06:98c1:50::/45
PTRharlan.ns.cloudflare.com
A108.162.195.250🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A162.159.44.250Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
A172.64.35.250🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRharlan.ns.cloudflare.com
NSnena.ns.cloudflare.com
A2606:4700:50::a29f:26a1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A2803:f800:50::6ca2:c2a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnena.ns.cloudflare.com
A2a06:98c1:50::ac40:22a1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnena.ns.cloudflare.com
A108.162.194.161🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A162.159.38.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A172.64.34.161🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.27.88, 172.67.169.21
IPv62606:4700:3031::ac43:a915, 2606:4700:3037::6815:1b58
SOAharlan.ns.cloudflare.comdns@cloudflare.com serial=2399405304

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774638747

Same first word

cbztb.com

Similar names

btzbc.com
bbztc.com.cn
zbbct.cn

DNS History

17 records (6 active, 11 former)

20162017201820192020202120222023202420252026NSharlan.ns.cloudflare.comnena.ns.cloudflare.coma.share-dns.coma9.share-dns.comb.share-dns.netb9.share-dns.netjuming.dnsdun.comjuming.dnsdun.netA104.21.27.88172.67.169.212606:4700:3031::ac43:a9152606:4700:3037::6815:1b58122.228.200.738.48.131.21538.48.163.24247.52.1.158
○NS(root)2015-06-10 → 2017-02-04 · 4 obs
● 2015-06-10 11:23:26
● 2017-02-04 15:38:06
○ 2020-01-03 01:53:10
○ 2026-03-27 19:38:06
○NSa.share-dns.com2026-03-09 → 2026-03-09 · 3 obs
○ 2020-01-03 01:53:10
● 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○NSa9.share-dns.com2026-03-09 → 2026-03-09 · 3 obs
○ 2020-01-03 01:53:10
● 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○NSb.share-dns.net2026-03-09 → 2026-03-09 · 3 obs
○ 2020-01-03 01:53:10
● 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○NSb9.share-dns.net2026-03-09 → 2026-03-09 · 3 obs
○ 2020-01-03 01:53:10
● 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
●NSharlan.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
○NSjuming.dnsdun.com2020-01-03 → 2020-01-03 · 4 obs
○ 2017-02-04 15:38:06
● 2020-01-03 01:53:10
○ 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○NSjuming.dnsdun.net2020-01-03 → 2020-01-03 · 4 obs
○ 2017-02-04 15:38:06
● 2020-01-03 01:53:10
○ 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
●NSnena.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
●A104.21.27.882026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
○A122.228.200.72015-06-10 → 2016-03-31 · 4 obs
● 2015-06-10 11:23:26
● 2016-03-31 10:56:44
○ 2017-02-04 15:38:06
○ 2026-03-27 19:38:06
●A172.67.169.212026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
●A2606:4700:3031::ac43:a9152026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
●A2606:4700:3037::6815:1b582026-03-27 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
● 2026-03-27 19:38:06
○A38.48.131.2152026-03-09 → 2026-03-27 · 2 obs
○ 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○A38.48.163.2422026-03-09 → 2026-03-09 · 3 obs
○ 2020-01-03 01:53:10
● 2026-03-09 16:08:34
○ 2026-03-27 19:38:06
○A47.52.1.1582017-02-04 → 2017-02-04 · 4 obs
○ 2016-03-31 10:56:44
● 2017-02-04 15:38:06
○ 2020-01-03 01:53:10
○ 2026-03-27 19:38:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cbztb.comnena.ns.cloudflare.com, harlan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.161

NS records: nena.ns.cloudflare.com, harlan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbztb.com (unsigned zone)

⏱️ Timing

Total: 143ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.27.88, 172.67.169.21
AAAA22606:4700:3037::6815:1b58, 2606:4700:3031::ac43:a915
NS2harlan.ns.cloudflare.com, nena.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1harlan.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

cbztb.com points to four IP numbers: 2606:4700:3031::ac43:a915, 2606:4700:3037::6815:1b58, 104.21.27.88 and 172.67.169.21.

Other host names including www.secondstreet.ru, cridruli.sa.com, www.jazzednet.org, emc-cpa.com and stobuild.com share IP numbers with cbztb.com.

Name Servers

cbztb.com's delegation uses two name servers, harlan.ns.cloudflare.com and nena.ns.cloudflare.com.

cbztb.com shares the same name server setup as other domains, for example vueone.com, lcjly.com, gz-tianxin.com, cehuacrom.com and gltree.com.

cbztb.com at least partially shares name servers with other domains, including jw0.us, fortnitetracker-de.com, fancave.ca, infectionone.com and wesome.uk.

These name servers are commonly used with venkat.ns.cloudflare.com and sonny.ns.cloudflare.com.

Host names with six IP numbers:

harlan.ns.cloudflare.com points to: 2606:4700:58::a29f:2cfa, 2803:f800:50::6ca2:c3fa, 2a06:98c1:50::ac40:23fa, 108.162.195.250, 162.159.44.250 and 172.64.35.250.

nena.ns.cloudflare.com points to: 2606:4700:50::a29f:26a1, 2803:f800:50::6ca2:c2a1, 2a06:98c1:50::ac40:22a1, 108.162.194.161, 162.159.38.161 and 172.64.34.161.