`s78.coreserver.jp`

DNSSEC	⚠️ Not signed
A	202.172.28.79^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`s78.coreserver.jp`
MX	`s78.coreserver.jp` ⭐
		A	202.172.28.79^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`s78.coreserver.jp`
TXT	`v=spf1 a:s78.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 #60861 globally
rank #1169 in the tld
WOT: SAFE (58/100)
📈 Tranco rank: #41,887

PTR for

79.28.172.202.in-addr.arpa

MX for

s78.coreserver.jp

Same first word

s78.ro

s78.org

s78.it

s78.online

Similar names

87s.me

78s.net

78s.ch

8s7.de

s87.org.ru

s87.de

s87.biz

87s.cc

78s.cc

s87.it

87s.casino

78s.com.cn

s87.game

78s.com

87s.de

78s.game

DNS History

2 records (2 active, 0 former)

●MXs78.coreserver.jp2015-07-26 → 2026-05-13 · 2 obs

● 2015-07-26 15:40:22
● 2026-05-13 09:22:40

●A202.172.28.792015-07-26 → 2026-05-13 · 2 obs

● 2015-07-26 15:40:22
● 2026-05-13 09:22:40

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:162.159.44.244

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: 537ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.28.79`
MX	1	`s78.coreserver.jp (pri: 10)`
TXT	1	`v=spf1 a:s78.coreserver.jp include:mxr.v`

Analysis

Mail Server Role

For s78.coreserver.jp, the mail server is s78.coreserver.jp.

IP Addresses

s78.coreserver.jp points to a single IP number: 202.172.28.79.

other host names for instance mx.tanigawa.info, mail.c3space.com, c3space.com, khac.org and kogyokasei.jp share IP numbers with s78.coreserver.jp.

Mail Servers

One mail server handles s78.coreserver.jp.

Host name s78.coreserver.jp points to IP address 202.172.28.79.

s78.coreserver.jp - robtex.com