mrdoubleu.com - dns.ninja

`mrdoubleu.com`

DNSSEC	⚠️ Not signed
A	23.248.220.100^{🇺🇸 YANCYLIMITED-AS-HK23.248.192.0/18 RedLuff, LLC}
NS	`a1.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b1.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1785736904

`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=1786058949

Same first word

mrdoubleu.com

Similar names

doublerum.co.nz

doublerum.com

DNS History

21 records (5 active, 16 former)

●NSa.share-dns.com2026-05-29 → 2026-08-06 · 3 obs

○ 2026-05-04 22:10:04
● 2026-05-29 14:09:18
● 2026-08-06 23:42:44

●NSa1.share-dns.com2026-08-06 → 2026-08-06 · 2 obs

○ 2026-05-29 14:09:18
● 2026-08-06 23:42:44

○NSa4.share-dns.com2026-05-29 → 2026-05-29 · 3 obs

○ 2026-05-04 22:10:04
● 2026-05-29 14:09:18
○ 2026-08-06 23:42:44

●NSb.share-dns.net2026-05-29 → 2026-08-06 · 3 obs

○ 2026-05-04 22:10:04
● 2026-05-29 14:09:18
● 2026-08-06 23:42:44

●NSb1.share-dns.net2026-08-06 → 2026-08-06 · 2 obs

○ 2026-05-29 14:09:18
● 2026-08-06 23:42:44

○NSb4.share-dns.net2026-05-29 → 2026-05-29 · 3 obs

○ 2026-05-04 22:10:04
● 2026-05-29 14:09:18
○ 2026-08-06 23:42:44

○NSdns10.hichina.com2017-02-11 → 2017-02-11 · 3 obs

● 2017-02-11 01:00:22
○ 2026-02-14 19:26:12
○ 2026-08-06 23:42:44

○NSdns9.hichina.com2017-02-11 → 2017-02-11 · 3 obs

● 2017-02-11 01:00:22
○ 2026-02-14 19:26:12
○ 2026-08-06 23:42:44

○NSexpire1.gname-dns.com2026-05-04 → 2026-05-04 · 4 obs

○ 2026-04-12 21:23:40
● 2026-05-04 22:10:04
○ 2026-05-29 14:09:18
○ 2026-08-06 23:42:44

○NSexpire2.gname-dns.com2026-05-04 → 2026-05-04 · 4 obs

○ 2026-04-12 21:23:40
● 2026-05-04 22:10:04
○ 2026-05-29 14:09:18
○ 2026-08-06 23:42:44

○NSkenneth.ns.cloudflare.com2026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

○NSzainab.ns.cloudflare.com2026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

○MXmxn.mxhichina.com2017-02-11 → 2026-02-14 · 4 obs

● 2017-02-11 01:00:22
● 2026-02-14 19:26:12
○ 2026-02-17 20:07:04
○ 2026-08-06 23:42:44

○MXmxw.mxhichina.com2017-02-11 → 2026-02-14 · 4 obs

● 2017-02-11 01:00:22
● 2026-02-14 19:26:12
○ 2026-02-17 20:07:04
○ 2026-08-06 23:42:44

○A104.21.7.602026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

○A120.27.110.2342017-02-11 → 2017-02-11 · 3 obs

● 2017-02-11 01:00:22
○ 2026-02-14 19:26:12
○ 2026-08-06 23:42:44

○A172.67.187.1312026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

●A23.248.220.1002026-08-06 → 2026-08-06 · 2 obs

○ 2026-05-04 22:10:04
● 2026-08-06 23:42:44

○A2606:4700:3036::6815:73c2026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

○A2606:4700:3037::ac43:bb832026-02-14 → 2026-04-12 · 5 obs

○ 2017-02-11 01:00:22
● 2026-02-14 19:26:12
● 2026-04-12 21:23:40
○ 2026-05-04 22:10:04
○ 2026-08-06 23:42:44

○CNAMEexp.gname.net2026-05-04 → 2026-05-04 · 3 obs

● 2026-05-04 22:10:04
○ 2026-05-29 14:09:18
○ 2026-08-06 23:42:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mrdoubleu.com	b1.share-dns.net, a1.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b1.share-dns.net, a1.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mrdoubleu.com (unsigned zone)

⏱️ Timing

Total: 369ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.248.220.100`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a1.share-dns.com)

Analysis

IP Addresses

mrdoubleu.com points to a single IP number: 23.248.220.100.

Name Servers

mrdoubleu.com has four authoritative name servers: a1.share-dns.com, a.share-dns.com, b1.share-dns.net and b.share-dns.net.

mrdoubleu.com partially shares its NS delegation with several other domains, including mltelcel.com, eje4.com, yujuzhidu.com and two others.

In DNS configurations, these name servers often share authority with a3.share-dns.com, b3.share-dns.net, a9.share-dns.com and 7 other name servers.

a1.share-dns.com and a.share-dns.com each resolve to 172.64.53.25, while b1.share-dns.net and b.share-dns.net each resolve to 172.64.52.239.

The host names a1.share-dns.com and a.share-dns.com both resolve to 172.64.53.25 IP addresses.

The host names b1.share-dns.net and b.share-dns.net both resolve to 172.64.52.239 IP addresses.