doublefive.net - dns.ninja

`doublefive.net`

DNSSEC	⚠️ Not signed
A	183.181.97.86^{🇯🇵 XSERVER-AS183.181.96.0/23 XSERVER Inc.}
		PTR	`sv7085.xserver.jp`
NS	`ns1.xserver.jp` ⭐
		A	202.226.36.164^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.170^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
		A	202.226.36.246^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.xserver.jp`
NS	`ns2.xserver.jp`
		A	35.72.43.26^{🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix}
			PTR	`ns2.xserver.jp`
NS	`ns3.xserver.jp`
		A	202.226.36.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.xserver.jp`
NS	`ns4.xserver.jp`
		A	183.90.224.226^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	183.90.224.230^{🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.}
		A	202.226.39.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns4.xserver.jp`
NS	`ns5.xserver.jp`
		A	157.112.182.218^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	157.112.182.220^{🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.}
		A	202.226.37.247^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns5.xserver.jp`
MX	`doublefive.net` ⭐
		A	183.181.97.86^{🇯🇵 XSERVER-AS183.181.96.0/23 XSERVER Inc.}
			PTR	`sv7085.xserver.jp`
TXT	`v=spf1 +a:sv7085.xserver.jp +a:doublefive.net +mx include:spf.sender.xserver....`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`net`

	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=1782377085

MX for

doublefive.net

Same first word

doublefive.com

doublefive.net

DNS History

13 records (7 active, 6 former)

●NSns1.xserver.jp2026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

●NSns2.xserver.jp2026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

●NSns3.xserver.jp2026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

●NSns4.xserver.jp2026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

●NSns5.xserver.jp2026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

○NSuns01.lolipop.jp2007-10-15 → 2018-06-22 · 4 obs

● 2007-10-15 17:54:20
● 2018-06-22 17:55:10
○ 2026-03-16 01:06:20
○ 2026-06-25 08:58:14

○NSuns02.lolipop.jp2007-10-15 → 2018-06-22 · 4 obs

● 2007-10-15 17:54:20
● 2018-06-22 17:55:10
○ 2026-03-16 01:06:20
○ 2026-06-25 08:58:14

●MXdoublefive.net2007-10-15 → 2026-06-25 · 5 obs

● 2007-10-15 17:54:20
○ 2015-06-23 09:37:46
○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

○MXmx01.lolipop.jp2015-06-23 → 2018-06-22 · 5 obs

○ 2007-10-15 17:54:20
● 2015-06-23 09:37:46
● 2018-06-22 17:55:10
○ 2026-03-16 01:06:20
○ 2026-06-25 08:58:14

○A157.7.107.1672017-01-02 → 2018-06-22 · 5 obs

○ 2016-04-28 02:40:36
● 2017-01-02 13:54:10
● 2018-06-22 17:55:10
○ 2026-03-16 01:06:20
○ 2026-06-25 08:58:14

●A183.181.97.862026-03-16 → 2026-06-25 · 3 obs

○ 2018-06-22 17:55:10
● 2026-03-16 01:06:20
● 2026-06-25 08:58:14

○A203.189.109.1812015-06-23 → 2016-04-28 · 5 obs

○ 2007-10-15 17:54:20
● 2015-06-23 09:37:46
● 2016-04-28 02:40:36
○ 2017-01-02 13:54:10
○ 2026-06-25 08:58:14

○A210.188.205.1752007-10-15 → 2007-10-15 · 3 obs

● 2007-10-15 17:54:20
○ 2015-06-23 09:37:46
○ 2026-06-25 08:58:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
doublefive.net	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:35.72.43.26

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doublefive.net (unsigned zone)

⏱️ Timing

Total: 1257ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.181.97.86`
NS	5	`ns3.xserver.jp, ns5.xserver.jp...`
MX	1	`doublefive.net (pri: 0)`
TXT	1	`v=spf1 +a:sv7085.xserver.jp +a:doublefiv`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

Mail Server Role

doublefive.net serves as a mail server for doublefive.net.

IP Addresses

doublefive.net has exactly one IP address — 183.181.97.86.

sv7085.xserver.jp, tiorl.com, saro.jp plus two other host names have IP numbers in common with doublefive.net.

Name Servers

Five name servers handle delegation for doublefive.net: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

doublefive.net partially shares its NS delegation with several other domains, including mayutea.com, ekisu.net, nomuko.com and two others.

These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.

Host names carrying three IP numbers:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names resolving to a single IP address:

ns2.xserver.jp resolves to 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

doublefive.net uses exactly one mail server, which is doublefive.net.

doublefive.net points to one IP number — 183.181.97.86.