mathpool.cn - dns.ninja

`mathpool.cn`

DNSSEC	⚠️ Not signed
A	139.129.221.19^{🇨🇳 Alibaba-Cloud139.129.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`vip1.alidns.com` ⭐
		A	2408:4009:500::1^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.1^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.1^{🇨🇳 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	170.33.32.208^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.24^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.8^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip2.alidns.com`
		A	2408:4009:500::2^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.2^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.2^{🇨🇳 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	170.33.32.209^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.25^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.9^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`vip1.alidns.com`hostmaster@hichina.com 2025-12-11 #12

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035026347

📈 Tranco rank: #245,909

Subdomains

configssp.mathpool.cn

detective.mathpool.cn

newapim1g.mathpool.cn

monitorapim1g.mathpool.cn

proxyapi.mathpool.cn

apim2g.mathpool.cn

Same first word

mathpool.com

mathpool.cn

Similar names

DNS History

7 records (5 active, 2 former)

○NSdns15.hichina.com2020-02-26 → 2020-02-26 · 3 obs

● 2020-02-26 06:12:46
○ 2026-03-01 08:06:40
○ 2026-07-10 19:48:04

○NSdns16.hichina.com2020-02-26 → 2020-02-26 · 3 obs

● 2020-02-26 06:12:46
○ 2026-03-01 08:06:40
○ 2026-07-10 19:48:04

●NSvip1.alidns.com2026-03-01 → 2026-07-10 · 3 obs

○ 2020-02-26 06:12:46
● 2026-03-01 08:06:40
● 2026-07-10 19:48:04

●NSvip2.alidns.com2026-03-01 → 2026-07-10 · 3 obs

○ 2020-02-26 06:12:46
● 2026-03-01 08:06:40
● 2026-07-10 19:48:04

●MXmxbiz1.qq.com2020-02-26 → 2026-07-10 · 2 obs

● 2020-02-26 06:12:46
● 2026-07-10 19:48:04

●MXmxbiz2.qq.com2020-02-26 → 2026-07-10 · 2 obs

● 2020-02-26 06:12:46
● 2026-07-10 19:48:04

●A139.129.221.192020-02-26 → 2026-07-10 · 2 obs

● 2020-02-26 06:12:46
● 2026-07-10 19:48:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
mathpool.cn	vip1.alidns.com, vip2.alidns.com	-

✅ Authoritative Response

Server:140.205.1.1

NS records: vip1.alidns.com, vip2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathpool.cn (unsigned zone)

⏱️ Timing

Total: 4506ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.129.221.19`
NS	2	`vip1.alidns.com, vip2.alidns.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
SOA	1	`vip1.alidns.com hostmaster.hichina.com`

Analysis

Hierarchy

mathpool.cn is the parent domain of configssp.mathpool.cn, detective.mathpool.cn, newapim1g.mathpool.cn, monitorapim1g.mathpool.cn, proxyapi.mathpool.cn and a few other host names.

IP Addresses

mathpool.cn resolves to just one IP address, 139.129.221.19.

Name Servers

DNS delegation for mathpool.cn points to two name servers: vip1.alidns.com and vip2.alidns.com.

mathpool.cn shares its NS records with other domains, for example cdn86.com, bngfashions.com, instudio.me and two others.

mathpool.cn shares at least some of its name servers with other domains, including westmining.com, koeryshi.com, wkepu.com and two others.

These name servers are frequently paired with the name servers vip3.alidns.com and vip4.alidns.com.

DNS names with 6 IP addresses:

vip1.alidns.com has IP addresses 8.212.93.1, 140.205.1.1 and 170.33.32.208, plus 3 other.

vip2.alidns.com has IP addresses 8.212.93.2, 140.205.1.2 and 170.33.32.209, plus 3 other.

Mail Servers

mathpool.cn is served by two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.

Among the domains sharing a mail server setup with mathpool.cn are chinathjx.com, jszlzs.com.cn, nbchending.com and two others.

mathpool.cn has at least some mail servers in common with other domains, such as pzed.com, niubook.com, fortunedancer.com and ztedu8.com.