`s72.coreserver.jp`

DNSSEC	⚠️ Not signed
A	202.172.28.73^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`s72.coreserver.jp`
MX	`s72.coreserver.jp` ⭐
		A	202.172.28.73^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`s72.coreserver.jp`
TXT	`v=spf1 a:s72.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 (59/100)
rank #61051 globally
rank #1141 in the tld
WOT: SAFE (58/100)
📈 Tranco rank: #43,749

PTR for

73.28.172.202.in-addr.arpa

MX for

s72.coreserver.jp

Previously MX for

pccare-s.com

Same first word

s72.com.au

s72.com.br

s72.ru

s72.de

s72.it

s72.no

s72.info

Similar names

27s.top

s27.org

27s.de

s27.net

27s.org

s27.co.uk

27s.com.br

7s2.info

2s7.net

72s.org

s27.it

27s.casino

27s.cn

27s.com

72s.me

7s2.top

72s.net

7s2.net

s27.ru

7s2.com

DNS History

2 records (2 active, 0 former)

●MXs72.coreserver.jp2015-07-22 → 2026-04-13 · 2 obs

● 2015-07-22 18:55:58
● 2026-04-13 10:16:16

●A202.172.28.732015-07-22 → 2026-04-13 · 2 obs

● 2015-07-22 18:55:58
● 2026-04-13 10:16:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, e.dns.jp, a.dns.jp, h.dns.jp...	-
coreserver.jp	gabriel.ns.cloudflare.com, vera.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.244

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreserver.jp (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.28.73`
MX	1	`s72.coreserver.jp (pri: 10)`
TXT	1	`v=spf1 a:s72.coreserver.jp include:mxr.v`

Analysis

Mail Server Role

s72.coreserver.jp serves as the mail server for s72.coreserver.jp.

IP Addresses

s72.coreserver.jp points to an IP address: 202.172.28.73.

other host names include www.anjo.jp, e-ortho.info, shinyuri-kyosei.com, tataki.jp and hostmaster.neoserver.jp; they share IP numbers with s72.coreserver.jp.

Mail Servers

s72.coreserver.jp is handled by a single mail server.

The host name s72.coreserver.jp points to IP 202.172.28.73.

s72.coreserver.jp - robtex.com