`cb05.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c212^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:c69^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.105^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.18^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`laylah.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`laylah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`laylah.ns.cloudflare.com`
		A	108.162.194.230^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	162.159.38.230^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
		A	172.64.34.230^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`laylah.ns.cloudflare.com`
NS	`lex.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lex.ns.cloudflare.com`
		A	108.162.193.196^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	172.64.33.196^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
		A	173.245.59.196^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lex.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.105, 172.67.194.18
		IPv6 hints	2606:4700:3031::ac43:c212, 2606:4700:3037::6815:c69
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=234, name=cloudflare-ech.com
SOA	`laylah.ns.cloudflare.com`dns@cloudflare.com serial=2408318382

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035117150

Same first word

cb05.cn

Similar names

50bc.net

50bc.com

50bc.co.uk

05cb.top

bc50.com

50cb.com

05cb.com

bc05.com

c05b.top

bc50.cn

c50b.cz

DNS History

23 records (6 active, 17 former)

○NSbrett.ns.cloudflare.com2026-03-03 → 2026-06-01 · 5 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
● 2026-06-01 07:54:40
○ 2026-06-26 14:51:16
○ 2026-07-31 18:16:16

○NSfaye.ns.cloudflare.com2026-03-03 → 2026-06-01 · 5 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
● 2026-06-01 07:54:40
○ 2026-06-26 14:51:16
○ 2026-07-31 18:16:16

●NSlaylah.ns.cloudflare.com2026-06-26 → 2026-07-31 · 3 obs

○ 2026-06-01 07:54:40
● 2026-06-26 14:51:16
● 2026-07-31 18:16:16

●NSlex.ns.cloudflare.com2026-06-26 → 2026-07-31 · 3 obs

○ 2026-06-01 07:54:40
● 2026-06-26 14:51:16
● 2026-07-31 18:16:16

○NSns1.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

○NSns2.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

○NSns3.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

○NSns4.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

○NSns5.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

○NSns6.myhostadmin.net2017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

●A104.21.12.1052026-04-01 → 2026-07-31 · 3 obs

○ 2026-03-03 08:44:28
● 2026-04-01 03:24:14
● 2026-07-31 18:16:16

●A172.67.194.182026-04-01 → 2026-07-31 · 3 obs

○ 2026-03-03 08:44:28
● 2026-04-01 03:24:14
● 2026-07-31 18:16:16

○A188.114.96.02026-03-03 → 2026-03-03 · 5 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
● 2026-03-03 08:44:28
○ 2026-04-01 03:24:14
○ 2026-07-31 18:16:16

○A188.114.97.02026-03-03 → 2026-03-03 · 5 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
● 2026-03-03 08:44:28
○ 2026-04-01 03:24:14
○ 2026-07-31 18:16:16

○A23.248.196.662017-04-06 → 2017-04-06 · 3 obs

● 2017-04-06 14:29:48
○ 2026-03-03 06:54:26
○ 2026-07-31 18:16:16

●A2606:4700:3031::ac43:c2122026-07-28 → 2026-07-31 · 3 obs

○ 2026-04-01 03:24:14
● 2026-07-28 11:14:04
● 2026-07-31 18:16:16

○A2606:4700:3033::6815:c692026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-03 08:44:28
● 2026-04-01 03:24:14
○ 2026-07-28 11:14:04
○ 2026-07-31 18:16:16

○A2606:4700:3034::ac43:c2122026-04-01 → 2026-04-01 · 4 obs

○ 2026-03-03 08:44:28
● 2026-04-01 03:24:14
○ 2026-07-28 11:14:04
○ 2026-07-31 18:16:16

●A2606:4700:3037::6815:c692026-07-28 → 2026-07-31 · 3 obs

○ 2026-04-01 03:24:14
● 2026-07-28 11:14:04
● 2026-07-31 18:16:16

○A2a06:98c1:3120::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-03-03 06:54:26
● 2026-03-03 08:44:28
○ 2026-04-01 03:24:14
○ 2026-07-31 18:16:16

○A2a06:98c1:3120::42026-03-03 → 2026-03-03 · 4 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
○ 2026-03-03 08:44:28
○ 2026-07-31 18:16:16

○A2a06:98c1:3121::2026-03-03 → 2026-03-03 · 4 obs

○ 2026-03-03 06:54:26
● 2026-03-03 08:44:28
○ 2026-04-01 03:24:14
○ 2026-07-31 18:16:16

○A2a06:98c1:3121::42026-03-03 → 2026-03-03 · 4 obs

○ 2017-04-06 14:29:48
● 2026-03-03 06:54:26
○ 2026-03-03 08:44:28
○ 2026-07-31 18:16:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, c.dns.cn, e.dns.cn, d.dns.cn...	-
cb05.cn	lex.ns.cloudflare.com, laylah.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.196

NS records: lex.ns.cloudflare.com, laylah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cb05.cn (unsigned zone)

⏱️ Timing

Total: 968ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.194.18, 104.21.12.105`
AAAA	2	`2606:4700:3031::ac43:c212, 2606:4700:3037::6815:c69`
NS	2	`laylah.ns.cloudflare.com, lex.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`laylah.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

cb05.cn points to the four IP addresses 104.21.12.105, 172.67.194.18, 2606:4700:3031::ac43:c212 and 2606:4700:3037::6815:c69.

Two other host names, along with jewestet.com.ua, nchdw.com and kirchenserver.org, also share IP numbers with cb05.cn.

Name Servers

cb05.cn uses two name servers for its delegation: laylah.ns.cloudflare.com and lex.ns.cloudflare.com.

cb05.cn shares its NS records with other domains, for example thehillcrestresortcoorg.com, yvds.cn, 270898.cn and two others.

There is at least partial name server overlap between cb05.cn and other domains — born2be.ua, shl.be, queile.com and two more among them.

The name servers erin.ns.cloudflare.com, colin.ns.cloudflare.com and harvey.ns.cloudflare.com are often found in combination with these name servers.

DNS names with 6 IP addresses:

Hostname laylah.ns.cloudflare.com directs to 108.162.194.230, 162.159.38.230 and 172.64.34.230 along with 3 other IP addresses.

Hostname lex.ns.cloudflare.com directs to 108.162.193.196, 172.64.33.196 and 173.245.59.196 along with 3 other IP addresses.

cb05.cn - robtex.com

cb05.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`cb05.cn`

`cn`