`iscnet.jp`

DNSSEC	⚠️ Not signed
A	183.90.242.18^{🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.}
		PTR	`sv2117.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	`ip-35-72-43-26.defastlink.net`
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	`iscnet.jp` ⭐
		A	183.90.242.18^{🇯🇵 XSERVER-AS183.90.240.0/20 XSERVER Inc.}
			PTR	`sv2117.xserver.jp`
TXT	`google-site-verification=CV1zIHGGvNyly_rOwFyfc_UKsn5CO_677VpmDmDMMvs`
TXT	`v=spf1 +a:sv2117.xserver.jp +a:iscnet.jp +mx include:spf.sender.xserver.jp ~all`
SOA	`ns1.xserver.jp`root@sv0.xserver.jp serial=0

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1774692003

WOT: SAFE (61/100)

MX for

iscnet.jp

Same first word

iscnet.org

iscnet.com

iscnet.de

iscnet.jp

iscnet.ru

iscnet.ro

iscnet.pl

Similar names

sencit.com

scient.ru

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icsnet.it

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nitecs.co.jp

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netics.cl

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sintec.jp

csinet.it

tecnis.us

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cseint.com

centis.nl

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ntisec.com

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instec.ca

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intsec.info

sicnet.it

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netsic.net

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intecs.net

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cenits.org

nicest.life

sintec.co.at

insect.info

csinet.co.uk

(0x696e63657374).de

cisnet.ca

itnsec.fr

nectis.ru

tensic.com

sentic.info

entsci.com

nestic.info

tceins.com

nicest.co

sintec.net

cisnet.be

sciten.org

sintec.sg

csnite.com

netcsi.com

instec.info

(0x696e63657374).ws

csinet.ws

scinet.uz

icsnet.co.il

icsnet.at

insect.de

DNS History

11 records (7 active, 4 former)

●NSns1.xserver.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

○NSns2.japan-net.ne.jp2015-07-26 → 2017-09-26 · 4 obs

● 2015-07-26 06:44:06
● 2017-09-26 14:17:50
○ 2026-03-26 10:14:54
○ 2026-03-28 10:11:10

●NSns2.xserver.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

○NSns3.japan-net.ne.jp2015-07-26 → 2017-09-26 · 4 obs

● 2015-07-26 06:44:06
● 2017-09-26 14:17:50
○ 2026-03-26 10:14:54
○ 2026-03-28 10:11:10

●NSns3.xserver.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

●NSns4.xserver.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

●NSns5.xserver.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

●MXiscnet.jp2026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

○MXnew-user.japan-net.ne.jp2015-07-26 → 2017-09-26 · 4 obs

● 2015-07-26 06:44:06
● 2017-09-26 14:17:50
○ 2026-03-26 10:14:54
○ 2026-03-28 10:11:10

●A183.90.242.182026-03-26 → 2026-03-28 · 3 obs

○ 2017-09-26 14:17:50
● 2026-03-26 10:14:54
● 2026-03-28 10:11:10

○A202.241.190.182015-07-26 → 2017-09-26 · 4 obs

● 2015-07-26 06:44:06
● 2017-09-26 14:17:50
○ 2026-03-26 10:14:54
○ 2026-03-28 10:11:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp...	-
iscnet.jp	ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp...	11 records

✅ Authoritative Response

Server:202.226.36.246

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for iscnet.jp (unsigned zone)

⏱️ Timing

Total: 885ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`183.90.242.18`
NS	5	`ns5.xserver.jp, ns4.xserver.jp...`
MX	1	`iscnet.jp (pri: 0)`
TXT	2	`v=spf1 +a:sv2117.xserver.jp +a:iscnet.jp, google-site-verification=CV1zIHGGvNyly_r`
SOA	1	`ns1.xserver.jp root.sv0.xserver.jp`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

iscnet.jp serves as the mail server for iscnet.jp.

IP Addresses

iscnet.jp points to IP number 183.90.242.18.

For instance, other host names moneysol.jp, www.cosmo-net.co.jp, osaka-kaji-daiko.com, crowdworks.red and jibunde.jp share IP numbers with iscnet.jp.

Name Servers

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

iscnet.jp shares name servers with other domains at least partially, for example amatani.info, shojima-neuro.com, nagarand.com, torikumi.com and kuwahara-m.com.

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

iscnet.jp is handled by a single mail server, iscnet.jp.

iscnet.jp points to a single IP: 183.90.242.18.

iscnet.jp - robtex.com

iscnet.jp

jp

MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Mail Server Role

IP Addresses

Name Servers

Mail Servers

`iscnet.jp`

`jp`