🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mathcoding.online`

DNSSEC	⚠️ Not signed
NS	`dns7.hichina.com` ⭐
		A	2408:4009:501::15^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns8.hichina.com`
		A	2408:4009:501::16^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`dns7.hichina.com`hostmaster@hichina.com 2026-08-26 #16

`online`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1794568420

⚠️ On DNS blocklist: spam-tlds

Same first word

mathcoding.online

mathcoding.ca

mathcoding.com

Similar names

caminhodgt.com

timhangdoc.com

gotchamind.com

codingmath.com

Previous names

Next names

DNS History

2 records (2 active, 0 former)

●NSdns7.hichina.com2026-09-07 → 2026-11-13 · 2 obs

● 2026-09-07 02:46:30
● 2026-11-13 11:44:28

●NSdns8.hichina.com2026-09-07 → 2026-11-13 · 2 obs

● 2026-09-07 02:46:30
● 2026-11-13 11:44:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
mathcoding.online	dns7.hichina.com, dns8.hichina.com	-

✅ Authoritative Response

Server:47.118.199.204

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcoding.online (unsigned zone)

⏱️ Timing

Total: 3603ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns8.hichina.com, dns7.hichina.com`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

DNS delegation for mathcoding.online points to two name servers: dns7.hichina.com and dns8.hichina.com.

The name server configuration of mathcoding.online is shared with other domains, for instance pnk.cn, baohanbao.cn, aifomo.cn and two others.

mathcoding.online partially shares its NS delegation with several other domains, including sbb.cn, xuanzhengfo.cn, hzlanhe.com and two others.

These name servers regularly co-occur with the name servers ns1.alidns.com, expirens3.hichina.com and expirens4.hichina.com.

Hosts with 9 IP addresses each:

dns7.hichina.com has IP addresses 39.96.153.43, 39.96.153.63 and 47.118.199.203, plus 6 other.

dns8.hichina.com has IP addresses 39.96.153.44, 39.96.153.54 and 47.118.199.204, plus 6 other.

mathcoding.online - robtex.com