`b29.coreserver.jp`

DNSSEC	⚠️ Not signed
A	202.172.25.30^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`b29.coreserver.jp`
MX	`b29.coreserver.jp` ⭐
		A	202.172.25.30^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`b29.coreserver.jp`
TXT	`v=spf1 a:b29.coreserver.jp include:mxr.valueserver.jp ~all`

`coreserver.jp`

DNSSEC	⚠️ Not signed
A	104.18.24.150^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.25.150^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gabriel.ns.cloudflare.com` ⭐
NS	`vera.ns.cloudflare.com`
MX	`mail.coreserver.jp` ⭐
TXT	`google-site-verification=M52iG-enU0nhGjZ1Rv0-Jd8Gpn3NEjwa4cWvyYct9tU`
TXT	`v=spf1 a:www.coreserver.jp ip4:202.172.25.31 include:_spf.google.com ~all`
TXT	`v=spf1 redirect=value-domain.com`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.24.150, 104.18.25.150
SOA	`gabriel.ns.cloudflare.com`dns@cloudflare.com serial=2400112445

WOT: SAFE (50/100)
rank #62583 globally
rank #1161 in the tld
WOT: SAFE (58/100)
📈 Tranco rank: #51,187

PTR for

30.25.172.202.in-addr.arpa

MX for

esod-neo.com

svrent.com

b29.coreserver.jp

a-seek.jp

Previously MX for

swot.jp

Same first word

b29.bar

b29.es

b29.cz

b29.ac

b29.rest

b29.in

b29.cc

b29.mom

b29.io

b29.games

b29.it

b29.ch

b29.pl

b29.team

b29.fm

b29.co

b29.bet

b29.info

b29.biz

b29.vc

b29.today

b29.net

b29.us

b29.com

b29.dk

b29.ru

b29.vip

b29.co.com

b29.club

Similar names

b92.org

2b9.de

29b.de

b92.agency

92b.casino

b92.biz

b92.tv

29b.cc

29b.org

b92.com

29b.ru

9b2.com.cn

b92.co.rs

9b2.top

29b.cn

b92.ru

b92.eu

b92.net

b92.de

92b.net

29b.us

b92.top

b92.info

b92.mobi

92b.de

29b.com

b92.co.uk

2b9.org

b92.fm

b92.cn

b92.rs

DNS History

2 records (2 active, 0 former)

●MXb29.coreserver.jp2015-08-06 → 2026-04-06 · 2 obs

● 2015-08-06 08:16:00
● 2026-04-06 17:03:58

●A202.172.25.302015-08-06 → 2026-04-06 · 2 obs

● 2015-08-06 08:16:00
● 2026-04-06 17:03:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
coreserver.jp	vera.ns.cloudflare.com, gabriel.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.244

NS records: vera.ns.cloudflare.com, gabriel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreserver.jp (unsigned zone)

⏱️ Timing

Total: 733ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.25.30`
MX	1	`b29.coreserver.jp (pri: 10)`
TXT	1	`v=spf1 a:b29.coreserver.jp include:mxr.v`

Analysis

Mail Server Role

b29.coreserver.jp handles mail for esod-neo.com, svrent.com, b29.coreserver.jp and a-seek.jp.

Commonly, @, aspmx2.googlemail.com and aspmx3.googlemail.com serve as mail server together with b29.coreserver.jp.

IP Addresses

b29.coreserver.jp points to IP number 202.172.25.30.

For instance, other host names abred.org, www.eakon.jp, shuutak.com, kibe.jp and mikage-ishi.com share IP numbers with b29.coreserver.jp.

Mail Servers

b29.coreserver.jp is handled by a single mail server, b29.coreserver.jp.

b29.coreserver.jp uses the same mail server setup as other domains like esod-neo.com and svrent.com.

b29.coreserver.jp shares at least partially some mail servers with other domains, for instance a-seek.jp.

these mail servers are often used together with mail servers aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

b29.coreserver.jp points to a single IP: 202.172.25.30.

b29.coreserver.jp - robtex.com