`pdc-software.co.jp`

DNSSEC	⚠️ Not signed
A	116.80.4.168^{🇯🇵 InfoSphere116.80.0.0/16 INFOSPHERE}
		PTR	`pdc-software.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	`pdc-software.co.jp` ⭐
		A	116.80.4.168^{🇯🇵 InfoSphere116.80.0.0/16 INFOSPHERE}
			PTR	`pdc-software.co.jp`
TXT	`v=spf1 include:fmx.etius.jp +ip4:116.80.4.2/32 +ip4:116.80.4.168/32 -all`
SOA	`ns3.sphere.ad.jp`dns@sphere.ad.jp serial=1575250169

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

PTR for

168.4.80.116.in-addr.arpa

MX for

pdc-software.co.jp

Same first word

pdc-software.co.jp

Similar names

dpc-software.nl

dpc-software.de

dpc-software.com

dpc-software.eu

cdp-software.dk

DNS History

7 records (4 active, 3 former)

○NSasns1.customer.ne.jp2015-07-08 → 2017-02-09 · 4 obs

● 2015-07-08 16:22:38
● 2017-02-09 01:08:24
○ 2019-12-25 10:02:34
○ 2026-08-04 19:46:12

○NSasns2.customer.ne.jp2015-07-08 → 2017-02-09 · 4 obs

● 2015-07-08 16:22:38
● 2017-02-09 01:08:24
○ 2019-12-25 10:02:34
○ 2026-08-04 19:46:12

●NSns3.sphere.ad.jp2019-12-25 → 2026-08-04 · 3 obs

○ 2017-02-09 01:08:24
● 2019-12-25 10:02:34
● 2026-08-04 19:46:12

●NSns4.sphere.ad.jp2019-12-25 → 2026-08-04 · 3 obs

○ 2017-02-09 01:08:24
● 2019-12-25 10:02:34
● 2026-08-04 19:46:12

●MXpdc-software.co.jp2015-07-08 → 2026-08-04 · 2 obs

● 2015-07-08 16:22:38
● 2026-08-04 19:46:12

●A116.80.4.1682019-12-25 → 2026-08-04 · 3 obs

○ 2017-02-09 01:08:24
● 2019-12-25 10:02:34
● 2026-08-04 19:46:12

○A61.126.53.1512015-07-08 → 2017-02-09 · 4 obs

● 2015-07-08 16:22:38
● 2017-02-09 01:08:24
○ 2019-12-25 10:02:34
○ 2026-08-04 19:46:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
pdc-software.co.jp	ns3.sphere.ad.jp, ns4.sphere.ad.jp	-

✅ Authoritative Response

Server:202.239.113.22

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pdc-software.co.jp (unsigned zone)

⏱️ Timing

Total: 1688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`116.80.4.168`
NS	2	`ns3.sphere.ad.jp, ns4.sphere.ad.jp`
MX	1	`pdc-software.co.jp (pri: 10)`
TXT	1	`v=spf1 include:fmx.etius.jp +ip4:116.80.`
SOA	1	`ns3.sphere.ad.jp dns.sphere.ad.jp`

Analysis

Mail Server Role

The MX record for pdc-software.co.jp points back to pdc-software.co.jp — it is its own mail server.

IP Addresses

pdc-software.co.jp directs to one IP number, which is 116.80.4.168.

Name Servers

The NS records for pdc-software.co.jp delegate to ns3.sphere.ad.jp and ns4.sphere.ad.jp.

pdc-software.co.jp has the same name server delegation as a number of other domains, such as hondakikou.co.jp, kansai-kasetsu.com, s-nakamura.co.jp and two more.

pdc-software.co.jp has a partial name server overlap with other domains — among them ebingo.jp and mi-rai.tv.

ns3.sphere.ad.jp directs to 202.239.113.22 and ns4.sphere.ad.jp directs to 202.239.113.30; each host name points to exactly one IP number.

Mail Servers

The MX record for pdc-software.co.jp points to a single mail server: pdc-software.co.jp.

pdc-software.co.jp resolves to 116.80.4.168 and no other IP number.

pdc-software.co.jp - robtex.com