`51rn.com`

	CNAME	`exp.gs-cdn.com`
	DNSSEC	⚠️ Not signed
	A	172.65.190.172^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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=1771291435

📈 Tranco rank: #701,817

Same first word

51rn.cn

51rn.com

Similar names

15nr.com

nr15.cn

r15n.nl

n5r1.akamai.net

nr51.cn

rn15.com

nr15.com

nr51.de

51nr.com

DNS History

16 records (3 active, 13 former)

●NSexpire1.gname-dns.com2026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-18 03:24:12
● 2026-03-24 11:33:36
● 2026-03-24 11:33:38

●NSexpire2.gname-dns.com2026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-18 03:24:12
● 2026-03-24 11:33:36
● 2026-03-24 11:33:38

○NSns1.domains-hold.com2026-03-18 → 2026-03-18 · 4 obs

○ 2017-06-15 08:27:40
● 2026-03-18 03:24:12
○ 2026-03-24 11:33:36
○ 2026-03-24 11:33:38

○NSns2.domains-hold.com2026-03-18 → 2026-03-18 · 4 obs

○ 2017-06-15 08:27:40
● 2026-03-18 03:24:12
○ 2026-03-24 11:33:36
○ 2026-03-24 11:33:38

○NSsp1.gname-dns.com2026-03-18 → 2026-03-24 · 2 obs

○ 2026-03-18 03:24:12
○ 2026-03-24 11:33:38

○NSsp2.gname-dns.com2026-03-18 → 2026-03-24 · 2 obs

○ 2026-03-18 03:24:12
○ 2026-03-24 11:33:38

○NSwww.51rn.com2015-06-05 → 2017-06-15 · 4 obs

● 2015-06-05 23:19:04
● 2017-06-15 08:27:40
○ 2026-03-18 03:24:12
○ 2026-03-24 11:33:38

○MXio.bouncemx.com2015-10-22 → 2016-12-04 · 4 obs

● 2015-10-22 01:48:20
● 2016-12-04 03:47:16
○ 2017-06-15 08:27:40
○ 2026-03-24 11:33:38

○A70.39.84.2282015-12-31 → 2015-12-31 · 4 obs

○ 2015-10-22 01:48:20
● 2015-12-31 01:20:46
○ 2016-04-05 19:16:34
○ 2026-03-24 11:33:38

○A70.39.84.2312016-12-04 → 2016-12-04 · 4 obs

○ 2016-04-05 19:16:34
● 2016-12-04 03:47:16
○ 2017-06-15 08:27:40
○ 2026-03-24 11:33:38

○A70.39.84.2372015-10-22 → 2015-10-22 · 4 obs

○ 2015-06-05 23:19:04
● 2015-10-22 01:48:20
○ 2015-12-31 01:20:46
○ 2026-03-24 11:33:38

○A70.39.84.2392016-04-05 → 2016-04-05 · 4 obs

○ 2015-12-31 01:20:46
● 2016-04-05 19:16:34
○ 2016-12-04 03:47:16
○ 2026-03-24 11:33:38

○A70.39.84.2472015-06-05 → 2015-06-05 · 3 obs

● 2015-06-05 23:19:04
○ 2017-06-15 08:27:40
○ 2026-03-24 11:33:38

●CNAMEexp.gs-cdn.com2026-03-24 → 2026-03-24 · 3 obs

○ 2026-03-18 03:24:12
● 2026-03-24 11:33:36
● 2026-03-24 11:33:38

○CNAMEnum5.dcoin.co2015-06-05 → 2017-06-15 · 4 obs

● 2015-06-05 23:19:04
● 2017-06-15 08:27:40
○ 2026-03-18 03:24:12
○ 2026-03-24 11:33:38

○CNAMEsp.gname.net2026-03-18 → 2026-03-24 · 2 obs

○ 2026-03-18 03:24:12
○ 2026-03-24 11:33:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net...	-
51rn.com	expire1.gname-dns.com, expire2.gname-dns.com	2 records

✅ Authoritative Response

Server:172.64.53.233

NS records: expire1.gname-dns.com, expire2.gname-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51rn.com (unsigned zone)

⏱️ Timing

Total: 492ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`expire1.gname-dns.com, expire2.gname-dns.com`
CNAME	1	`exp.gs-cdn.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (expire1.gname-dns.com, expire2.gname-dns.com)

Analysis

IP Addresses

51rn.com points to a single IP: 172.65.190.172.

Other host names, for example exp.gs-cdn.com, g6fo.com, www.g6fo.com and 0syn.com share IP numbers with 51rn.com.

51rn.com - robtex.com

51rn.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

`51rn.com`

`com`