`tomokofurusawa.com`

DNSSEC	⚠️ Not signed
A	183.181.90.9^{🇯🇵 XSERVER-AS183.181.90.0/23 XSERVER Inc.}
		PTR	`sv8328.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	`tomokofurusawa.com` ⭐
		A	183.181.90.9^{🇯🇵 XSERVER-AS183.181.90.0/23 XSERVER Inc.}
			PTR	`sv8328.xserver.jp`
TXT	`v=spf1 +a:sv8328.xserver.jp +a:tomokofurusawa.com +mx include:spf.sender.xser...`
SOA	`ns1.xserver.jp`root@xserver.jp serial=0

`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=1774792432

MX for

tomokofurusawa.com

Same first word

tomokofurusawa.com

DNS History

10 records (7 active, 3 former)

○NSdns1.onamae.com2019-04-25 → 2019-04-25 · 3 obs

● 2019-04-25 17:52:12
○ 2026-03-23 22:41:06
○ 2026-03-29 14:14:12

○NSdns2.onamae.com2019-04-25 → 2019-04-25 · 3 obs

● 2019-04-25 17:52:12
○ 2026-03-23 22:41:06
○ 2026-03-29 14:14:12

●NSns1.xserver.jp2026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

●NSns2.xserver.jp2026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

●NSns3.xserver.jp2026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

●NSns4.xserver.jp2026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

●NSns5.xserver.jp2026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

●MXtomokofurusawa.com2026-03-23 → 2026-03-29 · 2 obs

● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

○A150.95.255.382019-04-25 → 2019-04-25 · 3 obs

● 2019-04-25 17:52:12
○ 2026-03-23 22:41:06
○ 2026-03-29 14:14:12

●A183.181.90.92026-03-23 → 2026-03-29 · 3 obs

○ 2019-04-25 17:52:12
● 2026-03-23 22:41:06
● 2026-03-29 14:14:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net...	-
tomokofurusawa.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.36.246

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 tomokofurusawa.com (unsigned zone)

⏱️ Timing

Total: 1086ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.181.90.9`
NS	5	`ns3.xserver.jp, ns5.xserver.jp...`
MX	1	`tomokofurusawa.com (pri: 0)`
TXT	1	`v=spf1 +a:sv8328.xserver.jp +a:tomokofur`
SOA	1	`ns1.xserver.jp root.xserver.jp`

Analysis

Mail Server Role

tomokofurusawa.com serves as the mail server for tomokofurusawa.com.

IP Addresses

tomokofurusawa.com points to a single IP address: 183.181.90.9.

Other host names such as www.mymac.love, airin-kg.ed.jp, shiripokke.com, watashikotoba.com and www.kogaku-sha.co.jp share IP numbers with tomokofurusawa.com.

Name Servers

tomokofurusawa.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

At least part of the name servers for tomokofurusawa.com are shared with other domains, for instance kaishundo.com, asto-system.org, locone.net, o-cello.co.jp and iikun.net.

Host names with three IP numbers:

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

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

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

Host names with one IP number:

ns2.xserver.jp points to 35.72.43.26.

ns3.xserver.jp points to 202.226.36.247.

Mail Servers

Mail for tomokofurusawa.com is handled by a single mail server, tomokofurusawa.com.

Host tomokofurusawa.com points to IP 183.181.90.9.

tomokofurusawa.com - robtex.com