`12sf.cn`

DNSSEC	⚠️ Not signed
A	123.136.93.183^{🇨🇳 CLOUDIE-AS-AP123.136.92.0/23}
NS	`f1g1ns1.dnspod.net` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
		A	125.94.59.235^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	163.177.5.35^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
NS	`f1g1ns2.dnspod.net`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	106.39.207.235^{🇨🇳 CHINA-1106.39.192.0/19 China Telecom Beijing Co. Ltd.}
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
SOA	`f1g1ns1.dnspod.net`freednsadmin@dnspod.com serial=1755424052

`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`
	SOA	`a.dns.cn`root@cnnic.cn serial=2035105864

Subdomains

heihei.12sf.cn

Same first word

12sf.cn

Similar names

sf21.com

2sf1.com

sf12.net

sf21.net

fs21.lol

sf21.team

fs12.gr

2f1s.de

fs21.com.br

fs21.biz

fs12.lol

21sf.com

2fs1.com

fs12.at

21fs.casino

sf21.ru

fs12.com

1sf2.cn

1f2s.com

f1s2.com

12fs.com

DNS History

10 records (3 active, 7 former)

○NSdns1.everdns.com2016-03-17 → 2016-07-12 · 5 obs

○ 2015-12-10 11:43:20
● 2016-03-17 15:34:14
● 2016-07-12 21:36:22
○ 2026-05-24 12:39:36
○ 2026-07-29 12:35:34

○NSdns2.everdns.com2016-03-17 → 2016-07-12 · 5 obs

○ 2015-12-10 11:43:20
● 2016-03-17 15:34:14
● 2016-07-12 21:36:22
○ 2026-05-24 12:39:36
○ 2026-07-29 12:35:34

○NSdns7.hichina.com2015-08-13 → 2015-08-13 · 3 obs

● 2015-08-13 19:21:24
○ 2015-12-10 11:43:20
○ 2026-07-29 12:35:34

○NSdns8.hichina.com2015-08-13 → 2015-08-13 · 3 obs

● 2015-08-13 19:21:24
○ 2015-12-10 11:43:20
○ 2026-07-29 12:35:34

●NSf1g1ns1.dnspod.net2026-05-24 → 2026-07-29 · 3 obs

○ 2016-07-12 21:36:22
● 2026-05-24 12:39:36
● 2026-07-29 12:35:34

●NSf1g1ns2.dnspod.net2026-05-24 → 2026-07-29 · 3 obs

○ 2016-07-12 21:36:22
● 2026-05-24 12:39:36
● 2026-07-29 12:35:34

○MXmail.skrimple.com2017-03-26 → 2017-03-26 · 3 obs

● 2017-03-26 05:05:30
○ 2026-05-24 12:39:36
○ 2026-07-29 12:35:34

○A107.151.203.2022016-03-17 → 2016-07-12 · 4 obs

● 2016-03-17 15:34:14
● 2016-07-12 21:36:22
○ 2017-03-26 05:05:30
○ 2026-07-29 12:35:34

●A123.136.93.1832026-05-24 → 2026-07-29 · 3 obs

○ 2017-03-26 05:05:30
● 2026-05-24 12:39:36
● 2026-07-29 12:35:34

○A50.117.113.2222017-03-26 → 2017-03-26 · 4 obs

○ 2016-07-12 21:36:22
● 2017-03-26 05:05:30
○ 2026-05-24 12:39:36
○ 2026-07-29 12:35:34

🔍 DNS Trace

Analysis

Hierarchy

heihei.12sf.cn is a subdomain of 12sf.cn.

IP Addresses

12sf.cn points to a single IP number: 123.136.93.183.

Name Servers

12sf.cn is delegated to two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

12sf.cn shares its name server setup with other domains, including innopack-china.com, bioliving.cn, yincl.cn and two others.

The name servers of 12sf.cn overlap at least partially with those of other domains — among them gtleway.com, daweiyinyue.com, cxw19.icu and two more.

These name servers commonly co-occur with the name servers a.dnspod.com, c.dnspod.com, ns11.xincache.com and ns12.xincache.com.

Host names with 8 IP numbers:

f1g1ns2.dnspod.net resolves to 1.12.0.1, 1.13.76.35, 36.155.149.35 and 5 other IP addresses.

Host names with 7 IP numbers:

f1g1ns1.dnspod.net resolves to 1.12.0.4, 1.14.119.35, 111.13.13.35 and 4 other IP addresses.

12sf.cn - robtex.com

12sf.cn

cn