`unionbitech.co.jp`

DNSSEC	⚠️ Not signed
NS	`unionbitech.co.jp` ⭐
NS	`dnss10.so-net.ne.jp`
		A	210.139.255.1^{🇯🇵 AS2527210.139.128.0/17}
			PTR	`dnss10.so-net.ne.jp`
NS	`dnss11.so-net.ne.jp`
		A	210.139.255.17^{🇯🇵 AS2527210.139.128.0/17}
			PTR	`dnss11.so-net.ne.jp`
MX	`sonet-common-mx.xspmail.jp` ⭐
		A	2001:240:bb81:94:160:13:60:174^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`sonet-common-mx.xspmail.jp`
		A	160.13.60.174^{🇯🇵 IIJ-AS160.13.0.0/16}
			PTR	`sonet-common-mx.xspmail.jp`
TXT	`v=spf1 +include:plusdomain.spf.so-net.ne.jp ~all`
SOA	`unionbitech.co.jp`hostmaster@unionbitech.co.jp serial=2602171610

`co.jp`

	DNSSEC	⚠️ Not signed
	TXT	`co.jp.`

WOT: SAFE (58/100)

NS for

unionbitech.co.jp

Same first word

unionbitech.co.jp

DNS History

4 records (4 active, 0 former)

●NSdnss10.so-net.ne.jp2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 08:18:46
● 2026-05-15 07:37:42

●NSdnss11.so-net.ne.jp2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 08:18:46
● 2026-05-15 07:37:42

●NSunionbitech.co.jp2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 08:18:46
● 2026-05-15 07:37:42

●MXsonet-common-mx.xspmail.jp2026-05-13 → 2026-05-15 · 2 obs

● 2026-05-13 08:18:46
● 2026-05-15 07:37:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
unionbitech.co.jp	dnss11.so-net.ne.jp, dnss10.so-net.ne.jp	-

✅ Authoritative Response

Server:210.139.255.17

NS records: dnss11.so-net.ne.jp, dnss10.so-net.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for unionbitech.co.jp (unsigned zone)

⏱️ Timing

Total: 4483ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dnss10.so-net.ne.jp, dnss11.so-net.ne.jp`
MX	1	`sonet-common-mx.xspmail.jp (pri: 10)`
TXT	1	`v=spf1 +include:plusdomain.spf.so-net.ne`
SOA	1	`unionbitech.co.jp hostmaster.unionbitech`

Analysis

Name Server Role

unionbitech.co.jp serves as a name server for unionbitech.co.jp.

Commonly, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp act as name servers along with unionbitech.co.jp.

Name Servers

unionbitech.co.jp is delegated to three name servers: unionbitech.co.jp, dnss10.so-net.ne.jp and dnss11.so-net.ne.jp.

At least part of the name servers for unionbitech.co.jp are shared with other domains, for instance mhori.com, smt-corp.jp, syunka-syuutou.com, u-kiko.com and nihonyuukasenta.com.

Hostnames with a single IP

dnss10.so-net.ne.jp resolves to: 210.139.255.1.

dnss11.so-net.ne.jp resolves to: 210.139.255.17.

Mail Servers

The mail server for unionbitech.co.jp is sonet-common-mx.xspmail.jp.

unionbitech.co.jp uses the same mail server setup as other domains, for instance abiys.net, negishi-bk.com, studio-idea.jp, no-ah.jp and tojofamily.com.

unionbitech.co.jp shares at least some mail servers with other domains, for example base1996.com, commue.jp, s-pileface.com, mkspace-1.com and fast-track.jp.

Hostname sonet-common-mx.xspmail.jp resolves to two IPs: 2001:240:bb81:94:160:13:60:174 and 160.13.60.174.

unionbitech.co.jp - robtex.com