`cetc55.com`

DNSSEC	⚠️ Not signed
A	123.59.154.172^{🇨🇳 CHINA169-BJ123.59.128.0/19 CloudVsp.Inc}
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-180.defastlink.net`
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce1.xincache.com`
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ce2.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`mail.cetc55.com` ⭐
SOA	`ns11.xincache.com`ns12@xincache.com serial=1775034683

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1776203892

Subdomains

mail.cetc55.com

Same first word

cetc55.com

DNS History

13 records (5 active, 8 former)

○NSce1.dns.com2018-09-07 → 2018-09-07 · 4 obs

○ 2018-09-03 15:24:18
● 2018-09-07 14:33:40
○ 2026-02-15 05:33:20
○ 2026-04-14 22:25:14

●NSce1.xincache.com2026-02-15 → 2026-04-14 · 3 obs

○ 2018-09-07 14:33:40
● 2026-02-15 05:33:20
● 2026-04-14 22:25:14

○NSce2.dns.com2018-09-07 → 2018-09-07 · 4 obs

○ 2018-09-03 15:24:18
● 2018-09-07 14:33:40
○ 2026-02-15 05:33:20
○ 2026-04-14 22:25:14

●NSce2.xincache.com2026-02-15 → 2026-04-14 · 3 obs

○ 2018-09-07 14:33:40
● 2026-02-15 05:33:20
● 2026-04-14 22:25:14

○NSns1.ce.net.cn2015-09-03 → 2018-09-03 · 8 obs

○ 2008-03-10 17:37:42
● 2015-09-03 19:21:00
● 2016-12-12 04:20:54
○ 2016-12-13 07:13:50
● 2016-12-15 17:07:08
● 2018-09-03 15:24:18
○ 2018-09-07 14:33:40
○ 2026-04-14 22:25:14

●NSns11.xincache.com2026-02-15 → 2026-04-14 · 3 obs

○ 2018-09-07 14:33:40
● 2026-02-15 05:33:20
● 2026-04-14 22:25:14

○NSns3.china-enterprise.com2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 17:37:42
○ 2015-09-03 19:21:00
○ 2026-04-14 22:25:14

○NSns4.china-enterprise.com2008-03-10 → 2008-03-10 · 3 obs

● 2008-03-10 17:37:42
○ 2015-09-03 19:21:00
○ 2026-04-14 22:25:14

●MXmail.cetc55.com2008-03-10 → 2026-04-14 · 5 obs

● 2008-03-10 17:37:42
● 2016-12-12 04:20:54
○ 2016-12-13 07:13:50
● 2016-12-15 17:07:08
● 2026-04-14 22:25:14

○A0.0.0.22016-04-26 → 2016-12-01 · 5 obs

○ 2016-04-19 03:59:56
● 2016-04-26 06:06:48
● 2016-12-01 19:05:24
○ 2016-12-03 03:31:44
○ 2026-04-14 22:25:14

○A121.14.65.2162016-12-03 → 2018-02-28 · 8 obs

○ 2016-12-01 19:05:24
● 2016-12-03 03:31:44
● 2016-12-12 04:20:54
○ 2016-12-13 07:13:50
● 2016-12-15 17:07:08
● 2018-02-28 11:04:30
○ 2018-03-07 14:44:24
○ 2026-04-14 22:25:14

●A123.59.154.1722026-02-15 → 2026-04-14 · 3 obs

○ 2018-03-07 14:44:24
● 2026-02-15 05:33:20
● 2026-04-14 22:25:14

○A255.255.255.2552008-03-10 → 2016-04-19 · 4 obs

● 2008-03-10 17:37:42
● 2016-04-19 03:59:56
○ 2016-04-26 06:06:48
○ 2026-04-14 22:25:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
cetc55.com	ce1.xincache.com, ce2.xincache.com	9 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cetc55.com (unsigned zone)

⏱️ Timing

Total: 131ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.59.154.172`
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	1	`mail.cetc55.com (pri: 10)`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)

Analysis

Hierarchy

The parent of mail.cetc55.com is cetc55.com.

IP Addresses

cetc55.com points to a single IP: 123.59.154.172.

Other host names, for instance fortress-china.cn, njzhdq.com, sz-tower.com, gdliyea.com and highdream.net share IP numbers with cetc55.com.

Name Servers

cetc55.com is delegated to three name servers: ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

cetc55.com partially shares name servers with other domains; examples include gitc.com.cn, cxdg.com, gz-ada.com, jqhd.com and xundata.com.