`edu4399.com`

DNSSEC	⚠️ Not signed
NS	`ns3.dnsv3.com` ⚠️ Not in zone NS records
		A	2402:4e00:1470:2::11^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.27^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.54^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	43.130.172.55^{🇸🇬 TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	43.140.78.54^{🇨🇳 TENCENT-NET-AP43.140.64.0/18 Tencent Cloud Computing (Beijing) Co., Ltd 309 West Zone, 3F. 49 Zhichun Road. Haidian District.}
		A	49.7.107.154^{🇨🇳 CHINA-149.7.64.0/18 China Telecom Beijing Co. Ltd.}
		A	101.227.168.54^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	163.177.5.54^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
		A	220.196.136.54^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
NS	`ns4.dnsv3.com` ⚠️ Not in zone NS records
		A	2402:4e00:111:fff::e^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.28^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.13.76.54^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	43.134.249.55^{🇸🇬 TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	111.13.203.54^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.135.128.154^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	124.64.205.154^{🇨🇳 CHINA169-BJ124.64.205.0/24}
		A	125.94.59.154^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}

`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=1771291435

Same first word

edu4399.com

DNS History

30 records (2 active, 28 former)

○NSns1.dnsv3.com2015-06-15 → 2015-11-12 · 4 obs

● 2015-06-15 21:24:18
● 2015-11-12 15:50:30
○ 2015-12-31 02:39:54
○ 2026-03-22 16:28:38

●NSns3.dnsv3.com2015-06-15 → 2026-03-22 · 2 obs

● 2015-06-15 21:24:18
● 2026-03-22 16:28:38

●NSns4.dnsv3.com2015-06-15 → 2026-03-22 · 2 obs

● 2015-06-15 21:24:18
● 2026-03-22 16:28:38

○A103.229.32.272015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A132.147.114.712017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A132.147.114.722017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A203.130.54.2252017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A203.130.55.1092017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A203.130.59.302015-11-12 → 2017-02-14 · 8 obs

○ 2015-06-15 21:24:18
● 2015-11-12 15:50:30
○ 2015-12-31 02:39:54
● 2016-03-24 09:31:58
○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A203.130.61.922015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A209.170.78.1082015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A220.243.193.1272017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A220.243.225.1022017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A220.243.225.22017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A220.243.235.2012016-07-07 → 2017-02-14 · 5 obs

○ 2016-03-24 09:31:58
● 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A220.243.236.1812017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A220.243.236.22015-12-31 → 2015-12-31 · 4 obs

○ 2015-11-12 15:50:30
● 2015-12-31 02:39:54
○ 2016-03-24 09:31:58
○ 2026-03-22 16:28:38

○A220.243.236.42015-12-31 → 2015-12-31 · 4 obs

○ 2015-11-12 15:50:30
● 2015-12-31 02:39:54
○ 2016-03-24 09:31:58
○ 2026-03-22 16:28:38

○A220.243.236.52015-12-31 → 2015-12-31 · 4 obs

○ 2015-11-12 15:50:30
● 2015-12-31 02:39:54
○ 2016-03-24 09:31:58
○ 2026-03-22 16:28:38

○A220.243.236.62015-12-31 → 2015-12-31 · 4 obs

○ 2015-11-12 15:50:30
● 2015-12-31 02:39:54
○ 2016-03-24 09:31:58
○ 2026-03-22 16:28:38

○A61.120.154.1752015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A61.200.88.592017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A63.159.216.1122017-02-14 → 2017-02-14 · 4 obs

○ 2016-07-07 01:10:50
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○A8.37.233.22015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A8.37.233.42015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A8.37.233.52015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○A8.37.233.62015-06-15 → 2015-06-15 · 3 obs

● 2015-06-15 21:24:18
○ 2017-02-14 00:44:14
○ 2026-03-22 16:28:38

○CNAMEe.xdwscache.ourglb0.com2015-11-12 → 2017-02-14 · 5 obs

○ 2015-06-15 21:24:18
● 2015-11-12 15:50:30
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○CNAMEwww.edu4399.com2015-06-15 → 2017-02-14 · 4 obs

● 2015-06-15 21:24:18
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

○CNAMEwww.edu4399.com.wscdns.com2015-11-12 → 2017-02-14 · 5 obs

○ 2015-06-15 21:24:18
● 2015-11-12 15:50:30
● 2017-02-14 00:44:14
○ 2026-03-15 12:18:38
○ 2026-03-22 16:28:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
edu4399.com	ns3.dnsv3.com, ns4.dnsv3.com	17 records

✅ Authoritative Response

Server: 1.12.0.27

NS records: ns3.dnsv3.com, ns4.dnsv3.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for edu4399.com (unsigned zone)

⏱️ Timing

Total: 377ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 17

Out-of-bailiwick: 17 (ns3.dnsv3.com, ns3.dnsv3.com, ns3.dnsv3.com...)

Analysis

Name Servers

edu4399.com's delegation uses two name servers, ns3.dnsv3.com and ns4.dnsv3.com.

edu4399.com shares the same name server setup as other domains, for example renrenche.com, ffcai.com, fxtcn.com, fengxian.gov.cn and xjptfe.com.

edu4399.com at least partially shares name servers with other domains, including melinked.com, minzuchina.com, zjgjzpx.com, tech2real.com and oldnavy.cn.

these name servers are commonly used with f1g1ns1.dnspod.net, f1g1ns2.dnspod.net, ns3.dnsv4.com and ns4.dnsv4.com.

Nine IP numbers for a host:

ns3.dnsv3.com points to 2402:4e00:1470:2::11, 1.12.0.27, 36.155.149.54, 43.130.172.55, 43.140.78.54, 49.7.107.154, 101.227.168.54, 163.177.5.54 and 220.196.136.54.

Eight IP numbers for a host:

ns4.dnsv3.com points to 2402:4e00:111:fff::e, 1.12.0.28, 1.13.76.54, 43.134.249.55, 111.13.203.54, 117.135.128.154, 124.64.205.154 and 125.94.59.154.

edu4399.com - robtex.com

edu4399.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

`edu4399.com`

`com`