extremeprogramming.cn - dns.ninja

`extremeprogramming.cn`

DNSSEC	⚠️ Not signed
A	129.28.62.6^{🇨🇳 TENCENT-NET-AP129.28.48.0/20}
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}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`f1g1ns1.dnspod.net`freednsadmin@dnspod.com serial=1592752302

`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 2035-09-18 #91

Same first word

extremeprogramming.se

extremeprogramming.biz

extremeprogramming.org

extremeprogramming.cn

DNS History

5 records (5 active, 0 former)

●NSf1g1ns1.dnspod.net2020-01-14 → 2026-07-26 · 2 obs

● 2020-01-14 03:24:48
● 2026-07-26 06:42:30

●NSf1g1ns2.dnspod.net2020-01-14 → 2026-07-26 · 2 obs

● 2020-01-14 03:24:48
● 2026-07-26 06:42:30

●MXmxbiz1.qq.com2020-01-14 → 2026-07-26 · 2 obs

● 2020-01-14 03:24:48
● 2026-07-26 06:42:30

●MXmxbiz2.qq.com2020-01-14 → 2026-07-26 · 2 obs

● 2020-01-14 03:24:48
● 2026-07-26 06:42:30

●A129.28.62.62020-01-14 → 2026-07-26 · 2 obs

● 2020-01-14 03:24:48
● 2026-07-26 06:42:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn...	-
extremeprogramming.cn	f1g1ns1.dnspod.net, f1g1ns2.dnspod.net	-

✅ Authoritative Response

Server:163.177.5.35

NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for extremeprogramming.cn (unsigned zone)

⏱️ Timing

Total: 4866ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`129.28.62.6`
NS	2	`f1g1ns2.dnspod.net, f1g1ns1.dnspod.net`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`f1g1ns1.dnspod.net freednsadmin.dnspod.c`

Analysis

IP Addresses

extremeprogramming.cn points to a single IP number: 129.28.62.6.

Name Servers

Two name servers handle the delegation for extremeprogramming.cn: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.

extremeprogramming.cn shares its name server setup with other domains, including winsina.com, qiaoxuan.com, gx-care.com and two others.

extremeprogramming.cn has at least partial name server overlap with other domains, such as lziliu.com, 8a379.icu, 171edu.com.cn and two others.

These name servers tend to appear together with the name servers a.dnspod.com, b.dnspod.com and c.dnspod.com.

Host names with 8 IP numbers:

f1g1ns2.dnspod.net resolves to 1.12.0.1, 1.13.76.35 and 36.155.149.35 among others, with 5 other IP addresses in total.

Host names with 7 IP numbers:

f1g1ns1.dnspod.net resolves to 1.12.0.4, 1.14.119.35 and 111.13.13.35 among others, with 4 other IP addresses in total.

Mail Servers

extremeprogramming.cn has two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

extremeprogramming.cn shares the same mail server setup as other domains, including mygreensoft.com, optismart.net, caidan2.com and two others.

extremeprogramming.cn uses mail servers that are also used by other domains, including angelrb.com, ztwhnz-tw.asia and ivocap.com.