`railtank.cc`

DNSSEC	⚠️ Not signed
NS	`ns1.sfn.cn` ⚠️ Not in zone NS records
		A	111.63.77.29^{🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route)}
NS	`ns2.sfn.cn` ⚠️ Not in zone NS records
		A	101.37.119.99^{🇨🇳 Alibaba-Cloud101.37.0.0/17}
		A	111.63.77.30^{🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route)}

`cc`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ac1.nstld.com` ⭐
	NS	`ac2.nstld.com`
	NS	`ac3.nstld.com`
	NS	`ac4.nstld.com`
	SOA	`ac1.nstld.com`info@verisign-grs.com serial=1785203230

Same first word

railtank.cc

railtank.com

Similar names

DNS History

2 records (2 active, 0 former)

●NSns1.sfn.cn2026-06-04 → 2026-07-28 · 2 obs

● 2026-06-04 16:57:38
● 2026-07-28 02:11:16

●NSns2.sfn.cn2026-06-04 → 2026-07-28 · 2 obs

● 2026-06-04 16:57:38
● 2026-07-28 02:11:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cc	ac2.nstld.com, ac1.nstld.com, ac4.nstld.com, ac3.nstld.com	-
railtank.cc	ns2.sfn.cn, ns1.sfn.cn	-

✅ Authoritative Response

Server:111.63.77.30

NS records: ns2.sfn.cn, ns1.sfn.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for railtank.cc (unsigned zone)

⏱️ Timing

Total: 2025ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

railtank.cc is delegated to two name servers: ns1.sfn.cn and ns2.sfn.cn.

The name server configuration of railtank.cc is shared with other domains, for instance qzlc.gov.cn, invescogreatwall.com.cn, beijingreview.com.cn and two others.

railtank.cc partially shares its name servers with domains like zjc.com.cn and xtel.cn.

Host names pointing to two IP addresses:

ns2.sfn.cn points to 101.37.119.99 and 111.63.77.30.

Host names resolving to a single IP address:

ns1.sfn.cn points to 111.63.77.29.

railtank.cc - robtex.com

railtank.cc

cc