`speedtest-edu.com`

DNSSEC	⚠️ Not signed
NS	`vip7.alidns.com` ⭐
		A	2408:4009:500::7^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.7^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	47.88.82.208^{🇺🇸 Alibaba-Cloud47.88.64.0/18 Alibaba Cloud}
		A	47.253.24.27^{🇺🇸 Alibaba-Cloud47.253.0.0/17 Alibaba CLoud}
		A	47.254.160.176^{🇩🇪 Alibaba-Cloud47.254.160.0/19 Alibaba Cloud}
		A	140.205.1.13^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.214^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.14^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip8.alidns.com`
		A	2408:4009:500::8^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.8^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	47.88.82.209^{🇺🇸 Alibaba-Cloud47.88.64.0/18 Alibaba Cloud}
		A	47.253.24.28^{🇺🇸 Alibaba-Cloud47.253.0.0/17 Alibaba CLoud}
		A	47.254.160.177^{🇩🇪 Alibaba-Cloud47.254.160.0/19 Alibaba Cloud}
		A	140.205.1.14^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.215^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.15^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
SOA	`vip7.alidns.com`hostmaster@hichina.com 2026-06-05 #11

`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=1786072149

Same first word

speedtest-edu.com

DNS History

2 records (2 active, 0 former)

●NSvip7.alidns.com2026-06-01 → 2026-08-07 · 2 obs

● 2026-06-01 15:26:28
● 2026-08-07 03:24:16

●NSvip8.alidns.com2026-06-01 → 2026-08-07 · 2 obs

● 2026-06-01 15:26:28
● 2026-08-07 03:24:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net...	-
speedtest-edu.com	vip7.alidns.com, vip8.alidns.com	24 records

✅ Authoritative Response

Server:121.40.6.167

NS records: vip7.alidns.com, vip8.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for speedtest-edu.com (unsigned zone)

⏱️ Timing

Total: 700ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`vip8.alidns.com, vip7.alidns.com`
SOA	1	`vip7.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 24

Out-of-bailiwick: 24 (vip7.alidns.com, vip7.alidns.com, vip7.alidns.com...)

Analysis

Name Servers

speedtest-edu.com is served by two delegated name servers, vip7.alidns.com and vip8.alidns.com.

The name server configuration of speedtest-edu.com is shared with other domains, for instance 499444.com, nn88.in, vuprppwldvo.com and two others.

speedtest-edu.com has at least partial name server overlap with other domains, such as hthdwl.com, 123801abb13.shop, 868991abb3.shop and two others.

It is common to see these name servers used together with name servers ns7.alidns.com and ns8.alidns.com.

Hosts with 8 IP addresses each:

vip7.alidns.com carries IP addresses 8.212.93.7, 47.88.82.208 and 47.253.24.27, with 5 other addresses beyond those.

vip8.alidns.com carries IP addresses 8.212.93.8, 47.88.82.209 and 47.253.24.28, with 5 other addresses beyond those.

speedtest-edu.com - robtex.com