ctrcb.cn - robtex.com

ctrcb.cn

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:4beb🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::ac43:b7a0🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.235Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.160🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScarla.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2656🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarla.ns.cloudflare.com
A2803:f800:50::6ca2:c256🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarla.ns.cloudflare.com
A2a06:98c1:50::ac40:2256🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcarla.ns.cloudflare.com
A108.162.194.86🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarla.ns.cloudflare.com
A162.159.38.86Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarla.ns.cloudflare.com
A172.64.34.86🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarla.ns.cloudflare.com
NSevan.ns.cloudflare.com
A2606:4700:58::adf5:3ba5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRevan.ns.cloudflare.com
A2803:f800:50::6ca2:c1a5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRevan.ns.cloudflare.com
A2a06:98c1:50::ac40:21a5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRevan.ns.cloudflare.com
A108.162.193.165🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRevan.ns.cloudflare.com
A172.64.33.165🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRevan.ns.cloudflare.com
A173.245.59.165🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRevan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.235, 172.67.183.160
IPv6 hints2606:4700:3031::6815:4beb, 2606:4700:3032::ac43:b7a0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOAcarla.ns.cloudflare.comdns@cloudflare.com serial=2400356958

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034661180

Same first word

ctrcb.cn

Similar names

tbrcc.co.uk
bctrc.com
btrcc.ca
tcrcb.net
bcctr.com
btcrc.com
crcbt.com
ccbrt.or.tz
trccb.com
cbtrc.org
rcbtc.org
tcrcb.mobi
brctc.com
tcrcb.com.cn
cbrtc.com
ccbrt.org
bcrtc.ca
trbcc.com
tbccr.com
brctc.org
ctrbc.com
ccbtr.com
bccrt.com
bcrtc.bc.ca
tcrcb.com
tccrb.com
brcct.com
cbctr.com
rbctc.org
tbcrc.com
bcrct.com
crbtc.com

DNS History

25 records (6 active, 19 former)

20162017201820192020202120222023202420252026NScarla.ns.cloudflare.comevan.ns.cloudflare.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comns3.dns.comns4.dns.comA104.21.75.235172.67.183.1602606:4700:3031::6815:4beb2606:4700:3032::ac43:b7a0103.241.230.134103.241.230.135103.241.230.136103.241.230.137107.167.19.72107.167.19.73107.167.19.75107.167.19.76198.148.92.87198.148.92.88CNAMEcs.ename.net
●NScarla.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
○NSdns1.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○NSdns2.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○NSdns3.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○NSdns4.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○NSdns5.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○NSdns6.iidns.com2015-06-01 → 2016-04-09 · 4 obs
● 2015-06-01 02:03:24
● 2016-04-09 12:27:20
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
●NSevan.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
○NSns3.dns.com2018-04-21 → 2018-04-21 · 4 obs
○ 2017-05-19 17:18:14
● 2018-04-21 12:53:10
○ 2026-03-26 16:20:06
○ 2026-04-12 04:20:02
○NSns4.dns.com2018-04-21 → 2018-04-21 · 4 obs
○ 2017-05-19 17:18:14
● 2018-04-21 12:53:10
○ 2026-03-26 16:20:06
○ 2026-04-12 04:20:02
○A103.241.230.1342017-05-19 → 2017-05-19 · 4 obs
○ 2016-04-09 12:27:20
● 2017-05-19 17:18:14
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
○A103.241.230.1352017-05-19 → 2017-05-19 · 4 obs
○ 2016-04-09 12:27:20
● 2017-05-19 17:18:14
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
○A103.241.230.1362017-05-19 → 2017-05-19 · 4 obs
○ 2016-04-09 12:27:20
● 2017-05-19 17:18:14
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
○A103.241.230.1372017-05-19 → 2017-05-19 · 4 obs
○ 2016-04-09 12:27:20
● 2017-05-19 17:18:14
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
●A104.21.75.2352026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
○A107.167.19.722016-01-03 → 2016-01-13 · 5 obs
○ 2015-06-01 02:03:24
● 2016-01-03 11:19:58
● 2016-01-13 15:15:56
○ 2016-04-09 12:27:20
○ 2026-04-12 04:20:02
○A107.167.19.732016-01-03 → 2016-01-13 · 5 obs
○ 2015-06-01 02:03:24
● 2016-01-03 11:19:58
● 2016-01-13 15:15:56
○ 2016-04-09 12:27:20
○ 2026-04-12 04:20:02
○A107.167.19.752016-04-09 → 2016-04-09 · 4 obs
○ 2016-01-13 15:15:56
● 2016-04-09 12:27:20
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
○A107.167.19.762016-04-09 → 2016-04-09 · 4 obs
○ 2016-01-13 15:15:56
● 2016-04-09 12:27:20
○ 2018-04-21 12:53:10
○ 2026-04-12 04:20:02
●A172.67.183.1602026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
○A198.148.92.872015-06-01 → 2015-06-01 · 3 obs
● 2015-06-01 02:03:24
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
○A198.148.92.882015-06-01 → 2015-06-01 · 3 obs
● 2015-06-01 02:03:24
○ 2017-05-19 17:18:14
○ 2026-04-12 04:20:02
●A2606:4700:3031::6815:4beb2026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
●A2606:4700:3032::ac43:b7a02026-03-26 → 2026-04-12 · 3 obs
○ 2018-04-21 12:53:10
● 2026-03-26 16:20:06
● 2026-04-12 04:20:02
○CNAMEcs.ename.net2015-06-01 → 2018-04-21 · 4 obs
● 2015-06-01 02:03:24
● 2018-04-21 12:53:10
○ 2026-03-26 16:20:06
○ 2026-04-12 04:20:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
ctrcb.cnevan.ns.cloudflare.com, carla.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.86

NS records: evan.ns.cloudflare.com, carla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctrcb.cn (unsigned zone)

⏱️ Timing

Total: 919ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.183.160, 104.21.75.235
AAAA22606:4700:3032::ac43:b7a0, 2606:4700:3031::6815:4beb
NS2carla.ns.cloudflare.com, evan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carla.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

ctrcb.cn resolves to four IP numbers: 2606:4700:3031::6815:4beb, 2606:4700:3032::ac43:b7a0, 104.21.75.235 and 172.67.183.160.

other host names for instance acperch.de, fufuslot-cair.makeup, 51yueqiu.com, www.opapamu.top and siterevenda.com.br share IP numbers with ctrcb.cn.

Name Servers

ctrcb.cn is delegated to two name servers: carla.ns.cloudflare.com and evan.ns.cloudflare.com.

ctrcb.cn shares the same name server setup as other domains, for example lxnt.net, roambi.cn, jyswdl.cn, vrgod.cn and rnxy.com.cn.

ctrcb.cn at least partially shares name servers with other domains, for instance acharyainfotech.com, appnnn.co, surveytechllc.com, betmaster.co.uk and zzz(0x787878)39.cc.

These name servers are commonly used with matias.ns.cloudflare.com, kami.ns.cloudflare.com and andronicus.ns.cloudflare.com.

Host names with six IP numbers:

carla.ns.cloudflare.com points to: 2606:4700:50::a29f:2656, 2803:f800:50::6ca2:c256, 2a06:98c1:50::ac40:2256, 108.162.194.86, 162.159.38.86 and 172.64.34.86; evan.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba5, 2803:f800:50::6ca2:c1a5, 2a06:98c1:50::ac40:21a5, 108.162.193.165, 172.64.33.165 and 173.245.59.165.