`smtp.7oo.jp`

DNSSEC

⚠️ Not signed

`7oo.jp`

	DNSSEC	⚠️ Not signed
	A	160.16.65.12^{🇯🇵 SAKURA-B160.16.0.0/17 SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
	NS	`01.dnsv.jp` ⭐
	NS	`02.dnsv.jp`
	NS	`03.dnsv.jp`
	NS	`04.dnsv.jp`
	SOA	`01.dnsv.jp`hostmaster@dnsv.jp serial=1760467813

Previously MX for

7oo.jp

Same first word

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smtp.hu

smtp.mail.pl

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DNS History

1 record (0 active, 1 former)

○A180.131.109.252015-08-23 → 2026-02-15 · 3 obs

● 2015-08-23 01:41:00
● 2026-02-15 05:33:56
○ 2026-07-04 17:04:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	h.dns.jp, a.dns.jp, f.dns.jp, g.dns.jp...	-
7oo.jp	03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp	7 records

✅ Authoritative Response

Server:157.7.35.53

NS records: 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 7oo.jp (unsigned zone)

⏱️ Timing

Total: 1064ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (01.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp...)

smtp.7oo.jp - robtex.com

smtp.7oo.jp

7oo.jp