bobj.com.cn - dns.ninja

`bobj.com.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.bobj.com.cn` ⭐
		A	2408:8607:7000::5^{🇨🇳 CHINA169-BJ2408:8607:4000::/34 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2409:8700:2431:10::5^{🇨🇳 CMNET-BEIJING-AP2409:8700::/32 CMI (Customer Route)}
		A	240e:604:207::5^{🇨🇳 CHINANET-BACKBONE240e:604::/30 China Telecom (Beijing) Limited}
		A	36.112.110.122^{🇨🇳 CHINANET-BJ-METRO36.112.0.0/16 regist for BJCT}
		A	120.246.122.122^{🇨🇳 CMNET-BEIJING-AP120.246.0.0/17 CMI (Customer Route)}
		A	203.93.21.250^{🇨🇳 CHINA169-BJ203.93.16.0/20 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
NS	`bob-ns1.byhlds.com.cn`
		A	2408:8719:2500:0:a::1^{🇨🇳 CHINA169-Backbone2408:8719::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	42.62.2.29^{🇨🇳 CHINA-142.62.0.0/21 China Telecom Beijing Co. Ltd.}
		A	114.67.16.205^{🇨🇳 CHINANET-Guangdong-GuangZhou-IDC114.67.16.0/21 Beijing Internet Harbor Technology Co.,Ltd -GZ IDC Network static unicast}
		A	119.167.244.44^{🇨🇳 CHINA169-Backbone119.164.0.0/14 CNC Group CHINA169 Shandong Province Network}
		A	203.99.23.3^{🇨🇳 ZDNS203.99.23.0/24 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.}
			PTR	`vns1.zdnscloud.biz`
NS	`bob-ns2.byhlds.com`
		A	2408:8719:2500:0:b::1^{🇨🇳 CHINA169-Backbone2408:8719::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	42.62.2.29^{🇨🇳 CHINA-142.62.0.0/21 China Telecom Beijing Co. Ltd.}
		A	114.67.16.205^{🇨🇳 CHINANET-Guangdong-GuangZhou-IDC114.67.16.0/21 Beijing Internet Harbor Technology Co.,Ltd -GZ IDC Network static unicast}
		A	119.167.244.44^{🇨🇳 CHINA169-Backbone119.164.0.0/14 CNC Group CHINA169 Shandong Province Network}
		A	203.99.23.3^{🇨🇳 ZDNS203.99.23.0/24 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.}
			PTR	`vns1.zdnscloud.biz`
NS	`bob-ns3.byhlds.net`
		A	2401:8d00:9::1^{🇨🇳 ZDNS2401:8d00:9::/48 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.}
		A	2401:8d00:f::1^{🇨🇳 ZDNS2401:8d00:f::/48 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.}
		A	42.62.2.29^{🇨🇳 CHINA-142.62.0.0/21 China Telecom Beijing Co. Ltd.}
		A	114.67.16.205^{🇨🇳 CHINANET-Guangdong-GuangZhou-IDC114.67.16.0/21 Beijing Internet Harbor Technology Co.,Ltd -GZ IDC Network static unicast}
		A	119.167.244.44^{🇨🇳 CHINA169-Backbone119.164.0.0/14 CNC Group CHINA169 Shandong Province Network}
		A	203.99.23.3^{🇨🇳 ZDNS203.99.23.0/24 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.}
			PTR	`vns1.zdnscloud.biz`
NS	`ns2.bobj.com.cn`
		A	2408:8606:0:10::5^{🇨🇳 CHINA169-BJ2408:8606::/34 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2409:8700:8421:50::5^{🇨🇳 CMNET-BEIJING-AP2409:8700::/32 CMI (Customer Route)}
		A	240e:604:10c:2d::5^{🇨🇳 CHINANET-BACKBONE240e:604::/30 China Telecom (Beijing) Limited}
		A	61.135.232.132^{🇨🇳 CHINA169-BJ61.135.192.0/18 CMI (Customer Route)}
		A	219.141.230.4^{🇨🇳 CHINANET-BJ-METRO219.141.128.0/17 CHINANET Beijing province network}
		A	223.71.132.132^{🇨🇳 CMNET-BEIJING-AP223.71.132.0/22 CMI (Customer Route)}
NS	`ns3.bobj.com.cn`
		A	2408:8670:ae0:1c00:124:89:10:122^{🇨🇳 CHINA169-Backbone2408:8670::/32 China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street}
		A	2409:8770:af0:70:111:21:46:250^{🇨🇳 CHINAMOBILE-CN2409:8770::/32 CMI (Customer Route)}
		A	240e:659:1b0::6^{🇨🇳 CHINANET-BACKBONE240e:658::/29 China Telecom (ShanXi) Limited}
		A	111.21.46.250^{🇨🇳 CHINAMOBILE-CN111.21.0.0/16 CMI (Customer Route)}
		A	113.140.87.122^{🇨🇳 CHINANET-BACKBONE113.136.0.0/13 China Telecom Network}
		A	124.89.10.122^{🇨🇳 CHINA169-Backbone124.89.0.0/17 CNC Group CHINA169 Shanxi Province Network}
SOA	`ns1.bobj.com.cn`mail@bobj.com.cn 2022-12-15 #3

`com.cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.cn` ⚠️ Not in parent delegation
	NS	`c.dns.cn` ⚠️ Not in parent delegation
	NS	`cns.cernet.net` ⚠️ Not in parent delegation
	NS	`d.dns.cn` ⚠️ Not in parent delegation
	NS	`e.dns.cn` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2030749715

WOT: NOT_SAFE (20/100)

Subdomains

ns1.bobj.com.cn

ns2.bobj.com.cn

ns3.bobj.com.cn

Same first word

bobj.co.uk

bobj.us

bobj.com

bobj.net

bobj.com.au

bobj.me

bobj.com.cn

bobj.ca

bobj.cn

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DNS History

6 records (6 active, 0 former)

●NSbob-ns1.byhlds.com.cn2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

●NSbob-ns2.byhlds.com2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

●NSbob-ns3.byhlds.net2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

●NSns1.bobj.com.cn2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

●NSns2.bobj.com.cn2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

●NSns3.bobj.com.cn2026-07-06 → 2026-08-13 · 2 obs

● 2026-07-06 02:50:10
● 2026-08-13 01:28:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, e.dns.cn, d.dns.cn...	-
bobj.com.cn	ns1.bobj.com.cn, ns2.bobj.com.cn, ns3.bobj.com.cn, bob-ns1.byhlds.com.cn...	18 records

✅ Authoritative Response

Server:61.135.232.132

NS records: ns1.bobj.com.cn, ns2.bobj.com.cn, ns3.bobj.com.cn, bob-ns1.byhlds.com.cn, bob-ns2.byhlds.com, bob-ns3.byhlds.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bobj.com.cn (unsigned zone)

⏱️ Timing

Total: 4799ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`bob-ns3.byhlds.net, ns2.bobj.com.cn...`
SOA	1	`ns1.bobj.com.cn mail.bobj.com.cn`

📌 Glue Records Collected

Total: 18

In-bailiwick: 18 (ns1.bobj.com.cn, ns1.bobj.com.cn, ns1.bobj.com.cn...)

Analysis

Hierarchy

bobj.com.cn sits above ns1.bobj.com.cn, ns2.bobj.com.cn and ns3.bobj.com.cn in the domain hierarchy.

Name Servers

DNS for bobj.com.cn is handled by 6 name servers: bob-ns2.byhlds.com, bob-ns3.byhlds.net, ns1.bobj.com.cn and 3 others.

There is an overlap in name servers between bobj.com.cn and other domains, for example bobdirectbank.com, 95526.mobi and bankofbeijing.com.cn

These name servers regularly appear alongside bob-ns1.byhlds.com.cn, ns1.bobdirectbank.com, ns2.bobdirectbank.com and 7 other name servers in NS record sets.

Host names resolving to 6 IP numbers:

bob-ns3.byhlds.net has IP addresses 42.62.2.29, 114.67.16.205 and 119.167.244.44, plus 3 other.

ns1.bobj.com.cn has IP addresses 36.112.110.122, 120.246.122.122 and 203.93.21.250, plus 3 other.

ns2.bobj.com.cn has IP addresses 61.135.232.132, 219.141.230.4 and 223.71.132.132, plus 3 other.

ns3.bobj.com.cn has IP addresses 111.21.46.250, 113.140.87.122 and 124.89.10.122, plus 3 other.

Hostnames that point to five IP numbers:

bob-ns2.byhlds.com directs to 42.62.2.29, 114.67.16.205, 119.167.244.44 and two other IP addresses.

bob-ns1.byhlds.com.cn directs to 42.62.2.29, 114.67.16.205, 119.167.244.44 and two other IP addresses.

bob-ns3.byhlds.net, bob-ns2.byhlds.com and bob-ns1.byhlds.com.cn all direct to 42.62.2.29.

bob-ns3.byhlds.net, bob-ns2.byhlds.com and bob-ns1.byhlds.com.cn all direct to 114.67.16.205.

bob-ns3.byhlds.net, bob-ns2.byhlds.com and bob-ns1.byhlds.com.cn all direct to 119.167.244.44.

bob-ns3.byhlds.net, bob-ns2.byhlds.com and bob-ns1.byhlds.com.cn all direct to 203.99.23.3.