`mail5.cbb.jp`

DNSSEC	⚠️ Not signed
A	153.126.251.183^{🇯🇵 SAKURA-A153.126.128.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan}
		PTR	`sun10.comconet.jp`

`cbb.jp`

	DNSSEC	⚠️ Not signed
	NS	`ns-41.awsdns-05.com` ⭐
	NS	`ns-1358.awsdns-41.org`
	NS	`ns-1971.awsdns-54.co.uk`
	NS	`ns-697.awsdns-23.net`
	MX	`mail5.cbb.jp` ⭐
	TXT	`v=spf1 +ip4:153.126.251.183 ~all`
	SOA	`ns-41.awsdns-05.com`awsdns-hostmaster@amazon.com serial=1

MX for

cbb.jp

Same first word

mail5.nl

mail5.cn

mail5.fr

mail5.gov.ao

mail5.dk

mail5.com

mail5.eu

mail5.me

mail5.kinghost.net

mail5.ru

mail5.net

mail5.de

mail5.ws

Similar names

lima5.com

5mail.de

5mail.org

5mail.fr

5mail.ch

5mail.in

5mail.xyz

5mail.dk

mila5.com

5mail.ru

5mail.eu

5mail.com

DNS History

2 records (1 active, 1 former)

○A133.242.85.1852015-06-02 → 2016-12-05 · 4 obs

● 2015-06-02 21:56:36
● 2016-12-05 02:53:18
○ 2026-02-14 16:47:46
○ 2026-08-08 20:30:24

●A153.126.251.1832026-02-14 → 2026-08-08 · 3 obs

○ 2016-12-05 02:53:18
● 2026-02-14 16:47:46
● 2026-08-08 20:30:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
cbb.jp	ns-1358.awsdns-41.org, ns-1971.awsdns-54.co.uk, ns-41.awsdns-05.com, ns-697.awsdns-23.net	-

✅ Authoritative Response

Server:205.251.194.185

NS records: ns-1358.awsdns-41.org, ns-1971.awsdns-54.co.uk, ns-41.awsdns-05.com, ns-697.awsdns-23.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbb.jp (unsigned zone)

⏱️ Timing

Total: 762ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.126.251.183`

Analysis

Mail Server Role

mail5.cbb.jp is a mail server for cbb.jp.

IP Addresses

mail5.cbb.jp directs to one IP number, which is 153.126.251.183.

Among the host names that share IP numbers with mail5.cbb.jp are mail5.mb.comco.net, mail5.thrift.jp, mail5.hbb.jp and two others.

mail5.cbb.jp - robtex.com

mail5.cbb.jp

cbb.jp