cbbt.cn - robtex.com

cbbt.cn

DNSSEC⚠️ Not signed
A156.238.244.6🇺🇸 AS401696156.238.244.0/22
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.onclouddns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.julydns.com ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.onclouddns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAns1.julydns.commaster@jmdns.com serial=1780232424

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=2034914547
rank #969832 globally
rank #14265 in the tld

Same first word

Similar names

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns1.julydns.comns1.onclouddns.comns2.julydns.comns2.onclouddns.comgo1.cdns.cngo2.cdns.cnA156.238.244.6218.241.105.147
NSgo1.cdns.cn2015-08-22 → 2015-08-22 · 3 obs
● 2015-08-22 02:17:30
○ 2026-06-08 06:12:26
○ 2026-06-13 22:13:54
NSgo2.cdns.cn2015-08-22 → 2015-08-22 · 3 obs
● 2015-08-22 02:17:30
○ 2026-06-08 06:12:26
○ 2026-06-13 22:13:54
NSns1.julydns.com2026-06-08 → 2026-06-13 · 4 obs
○ 2015-08-22 02:17:30
● 2026-06-08 06:12:26
○ 2026-06-13 11:43:32
● 2026-06-13 22:13:54
NSns1.onclouddns.com2026-06-08 → 2026-06-13 · 3 obs
○ 2015-08-22 02:17:30
● 2026-06-08 06:12:26
● 2026-06-13 22:13:54
NSns2.julydns.com2026-06-08 → 2026-06-13 · 4 obs
○ 2015-08-22 02:17:30
● 2026-06-08 06:12:26
○ 2026-06-13 11:43:32
● 2026-06-13 22:13:54
NSns2.onclouddns.com2026-06-08 → 2026-06-13 · 3 obs
○ 2015-08-22 02:17:30
● 2026-06-08 06:12:26
● 2026-06-13 22:13:54
A156.238.244.62026-06-08 → 2026-06-13 · 4 obs
○ 2015-08-22 02:17:30
● 2026-06-08 06:12:26
○ 2026-06-13 11:43:32
● 2026-06-13 22:13:54
A218.241.105.1472015-08-22 → 2015-08-22 · 3 obs
● 2015-08-22 02:17:30
○ 2026-06-08 06:12:26
○ 2026-06-13 22:13:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
cbbt.cnns1.onclouddns.com, ns2.onclouddns.com-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.onclouddns.com, ns2.onclouddns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbbt.cn (unsigned zone)

⏱️ Timing

Total: 923ms | Queries: -

📄 Records

TypeCountSample Data
A1156.238.244.6
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

cbbt.cn has exactly one IP address — 156.238.244.6.

lpnz.cn, smld.cn, nbf.org.cn plus two other host names have IP numbers in common with cbbt.cn.

Name Servers

cbbt.cn is delegated to four name servers, ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.

At least some of cbbt.cn's name servers are shared with other domains, for example magsecservice.com, nrtjh.com, sxzhuxue.com and two more.

These name servers tend to be deployed in combination with the name servers ns1.judns.com and ns2.judns.com.

ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223; ns1.onclouddns.com and ns2.onclouddns.com share the IP address 162.159.27.251.

ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.

ns1.onclouddns.com along with ns2.onclouddns.com each resolve to 162.159.27.251 IP addresses.