`science-technology.co.jp`

DNSSEC	⚠️ Not signed
A	161.34.22.180^{🇯🇵 InfoSphere161.34.0.0/16 INFOSPHERE}
		PTR	`science-technology.co.jp`
NS	`ns3.sphere.ad.jp` ⭐
		A	202.239.113.22^{🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE}
			PTR	`ns3.sphere.ad.jp`
NS	`ns4.sphere.ad.jp`
		A	202.239.113.30^{🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE}
			PTR	`ns4.sphere.ad.jp`
MX	`science-technology.co.jp` ⭐
		A	161.34.22.180^{🇯🇵 InfoSphere161.34.0.0/16 INFOSPHERE}
			PTR	`science-technology.co.jp`
TXT	`v=spf1 include:fmx.etius.jp +ip4:161.34.21.2/32 +ip4:161.34.22.180/32 -all`
SOA	`ns3.sphere.ad.jp`dns@sphere.ad.jp serial=1574905798

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

PTR for

180.22.34.161.in-addr.arpa

MX for

science-technology.co.jp

Same first word

science-technology.co.jp

science-technology.vn

science-technology.ro

DNS History

8 records (4 active, 4 former)

○NSasns1.customer.ne.jp2015-05-14 → 2017-03-13 · 4 obs

● 2015-05-14 07:16:30
● 2017-03-13 08:14:02
○ 2020-02-24 13:18:40
○ 2026-05-09 16:28:10

○NSasns2.customer.ne.jp2015-05-14 → 2017-03-13 · 4 obs

● 2015-05-14 07:16:30
● 2017-03-13 08:14:02
○ 2020-02-24 13:18:40
○ 2026-05-09 16:28:10

●NSns3.sphere.ad.jp2020-02-24 → 2026-05-09 · 3 obs

○ 2017-03-13 08:14:02
● 2020-02-24 13:18:40
● 2026-05-09 16:28:10

●NSns4.sphere.ad.jp2020-02-24 → 2026-05-09 · 3 obs

○ 2017-03-13 08:14:02
● 2020-02-24 13:18:40
● 2026-05-09 16:28:10

●MXscience-technology.co.jp2015-05-14 → 2026-05-09 · 2 obs

● 2015-05-14 07:16:30
● 2026-05-09 16:28:10

○A101.110.207.1292015-05-14 → 2015-05-14 · 3 obs

● 2015-05-14 07:16:30
○ 2015-10-09 00:09:48
○ 2026-05-09 16:28:10

●A161.34.22.1802020-02-24 → 2026-05-09 · 3 obs

○ 2017-03-13 08:14:02
● 2020-02-24 13:18:40
● 2026-05-09 16:28:10

○A61.112.39.432015-10-09 → 2017-03-13 · 5 obs

○ 2015-05-14 07:16:30
● 2015-10-09 00:09:48
● 2017-03-13 08:14:02
○ 2020-02-24 13:18:40
○ 2026-05-09 16:28:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	d.dns.jp, a.dns.jp, b.dns.jp, f.dns.jp...	-
science-technology.co.jp	ns4.sphere.ad.jp, ns3.sphere.ad.jp	-

✅ Authoritative Response

Server:202.239.113.22

NS records: ns4.sphere.ad.jp, ns3.sphere.ad.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for science-technology.co.jp (unsigned zone)

⏱️ Timing

Total: 1759ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`161.34.22.180`
NS	2	`ns4.sphere.ad.jp, ns3.sphere.ad.jp`
MX	1	`science-technology.co.jp (pri: 10)`
TXT	1	`v=spf1 include:fmx.etius.jp +ip4:161.34.`
SOA	1	`ns3.sphere.ad.jp dns.sphere.ad.jp`

Analysis

Mail Server Role

science-technology.co.jp serves as the mail server for science-technology.co.jp.

IP Addresses

science-technology.co.jp points to an IP address: 161.34.22.180.

Name Servers

Two name servers ns3.sphere.ad.jp and ns4.sphere.ad.jp handle the delegation for science-technology.co.jp.

science-technology.co.jp shares the same name server setup as other domains, for instance gt.ws8.arena.ne.jp, pegassa.com, www.n-s-d.co.jp, koueinet.com and mirage.gr.jp.

science-technology.co.jp shares name servers with other domains at least partially, for example jp-gear.com.

Host names with one IP:

ns3.sphere.ad.jp points to: 202.239.113.22

ns4.sphere.ad.jp points to: 202.239.113.30

Mail Servers

science-technology.co.jp is handled by a single mail server.

The host name science-technology.co.jp points to IP 161.34.22.180.

science-technology.co.jp - robtex.com