`171dns.com`

DNSSEC	⚠️ Not signed
NS	`dns3.4cun.com` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:ceb7^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	61.172.183.74^{🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC}
NS	`dns4.51dns.top` ⚠️ Not in zone NS records
		A	2408:4005:3dc:af00:a6be:339e:a1a0:ceb7^{🇨🇳 Alibaba-Cloud2408:4005::/33}
		A	219.138.102.210^{🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang}

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775975732

Same first word

171dns.com

DNS History

8 records (2 active, 6 former)

○NSdns.4cun.com2026-02-18 → 2026-02-25 · 5 obs

○ 2018-10-07 09:12:20
● 2026-02-18 05:12:28
● 2026-02-25 12:16:02
○ 2026-03-01 02:51:34
○ 2026-04-12 07:03:32

●NSdns3.4cun.com2026-02-18 → 2026-04-12 · 3 obs

○ 2018-10-07 09:12:20
● 2026-02-18 05:12:28
● 2026-04-12 07:03:32

●NSdns4.51dns.top2026-02-18 → 2026-04-12 · 3 obs

○ 2018-10-07 09:12:20
● 2026-02-18 05:12:28
● 2026-04-12 07:03:32

○NSf1g1ns1.dnspod.net2015-11-19 → 2018-10-07 · 4 obs

● 2015-11-19 16:21:32
● 2018-10-07 09:12:20
○ 2026-02-18 05:12:28
○ 2026-04-12 07:03:32

○NSf1g1ns2.dnspod.net2015-11-19 → 2018-10-07 · 4 obs

● 2015-11-19 16:21:32
● 2018-10-07 09:12:20
○ 2026-02-18 05:12:28
○ 2026-04-12 07:03:32

○MXmail.skrimple.com2015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 12:48:58
○ 2015-11-19 16:21:32
○ 2026-04-12 07:03:32

○A121.127.232.2472015-11-19 → 2018-10-07 · 5 obs

○ 2015-07-12 12:48:58
● 2015-11-19 16:21:32
● 2018-10-07 09:12:20
○ 2026-02-18 05:12:28
○ 2026-04-12 07:03:32

○A127.0.0.12015-07-12 → 2015-07-12 · 3 obs

● 2015-07-12 12:48:58
○ 2015-11-19 16:21:32
○ 2026-04-12 07:03:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
171dns.com	dns3.4cun.com, dns4.51dns.top	2 records

✅ Authoritative Response

Server:61.172.183.74

NS records: dns3.4cun.com, dns4.51dns.top

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 171dns.com (unsigned zone)

⏱️ Timing

Total: 1452ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns3.4cun.com, dns3.4cun.com)

Analysis

Name Servers

171dns.com is delegated to two name servers: dns3.4cun.com and dns4.51dns.top.

171dns.com uses the same name server setup as other domains such as dlydkj.cn, zw13.net, dy3y.com, gadabout.cn and zhuji0575.com.

171dns.com shares name servers with other domains at least partially, for example gaoger.com, rigorer.com, glgsh.com, 87738668.com and sy08.net.

These name servers are commonly used with the name servers dns.4cun.com and dns7.4cun.com.

Host names with two IP numbers:

The host name dns3.4cun.com points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 61.172.183.74.

The host name dns4.51dns.top points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 219.138.102.210.

Host names that point to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7: dns3.4cun.com and dns4.51dns.top.

171dns.com - robtex.com

171dns.com

com