`zoom-com.jp`

DNSSEC	⚠️ Not signed
A	203.141.136.46^{🇯🇵 InfoSphere203.141.128.0/19 INTERLINK}
		PTR	`mysv02.interlink.or.jp`
NS	`ddns1.interlink.or.jp` ⭐
		A	203.141.128.39^{🇯🇵 InfoSphere203.141.128.0/19 INTERLINK}
			PTR	`ddns1.interlink.or.jp`
NS	`ddns2.interlink.or.jp`
		A	163.43.140.44^{🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
			PTR	`ddns2.interlink.or.jp`
MX	`po.zoom-com.jp` ⭐
		A	203.141.136.46^{🇯🇵 InfoSphere203.141.128.0/19 INTERLINK}
			PTR	`mysv02.interlink.or.jp`
TXT	`v=spf1 +mx ~all`
SOA	`ddns1.interlink.or.jp`root@ddns1.interlink.or.jp serial=1

`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=1774723503

Subdomains

po.zoom-com.jp

Same first word

zoom-com.jp

DNS History

4 records (4 active, 0 former)

●NSddns1.interlink.or.jp2015-08-25 → 2026-03-28 · 8 obs

● 2015-08-25 21:18:46
● 2016-03-18 20:37:52
○ 2016-05-18 08:37:52
● 2016-07-21 00:50:04
○ 2016-08-08 14:11:44
○ 2016-09-29 21:37:18
● 2017-04-19 12:49:56
● 2026-03-28 19:39:32

●NSddns2.interlink.or.jp2015-08-25 → 2026-03-28 · 7 obs

● 2015-08-25 21:18:46
○ 2015-12-16 00:10:26
○ 2016-03-18 20:37:52
● 2016-05-18 08:37:52
○ 2016-07-21 00:50:04
● 2016-08-08 14:11:44
● 2026-03-28 19:39:32

●MXpo.zoom-com.jp2015-08-25 → 2026-03-28 · 2 obs

● 2015-08-25 21:18:46
● 2026-03-28 19:39:32

●A203.141.136.462015-08-25 → 2026-03-28 · 2 obs

● 2015-08-25 21:18:46
● 2026-03-28 19:39:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, d.dns.jp, a.dns.jp, e.dns.jp...	-
zoom-com.jp	ddns2.interlink.or.jp, ddns1.interlink.or.jp	-

✅ Authoritative Response

Server:163.43.140.44

NS records: ddns2.interlink.or.jp, ddns1.interlink.or.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zoom-com.jp (unsigned zone)

⏱️ Timing

Total: 1163ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.141.136.46`
NS	2	`ddns2.interlink.or.jp, ddns1.interlink.or.jp`
MX	1	`po.zoom-com.jp (pri: 10)`
TXT	1	`v=spf1 +mx ~all`
SOA	1	`ddns2.interlink.or.jp root.ddns2.interli`

Analysis

Hierarchy

zoom-com.jp is the parent of po.zoom-com.jp.

IP Addresses

zoom-com.jp resolves to one IP number: 203.141.136.46.

other host names including remixline.jp, po.fpwim.com, po.matsuura.dental, www.nitanda.jp and po.djim.co.jp share IP numbers with zoom-com.jp.

Name Servers

zoom-com.jp is delegated to two name servers ddns1.interlink.or.jp and ddns2.interlink.or.jp.

zoom-com.jp shares the same name server setup as other domains, for instance yk-em.com, 229.117.219.in-addr.arpa, bigmall.ne.jp, ushiroda.co.jp and nasekouki.co.jp.

zoom-com.jp at least partially shares name servers with other domains, for instance mt-j.com, thousand-winds.net, otaske.net and takio-net.com.

Host names with one IP number:

ddns1.interlink.or.jp points to 203.141.128.39

ddns2.interlink.or.jp points to 163.43.140.44

Mail Servers

zoom-com.jp is handled by a single mail server, po.zoom-com.jp.

po.zoom-com.jp resolves to IP 203.141.136.46.

zoom-com.jp - robtex.com

zoom-com.jp

jp