`s86.coreserver.jp`

DNSSEC	⚠️ Not signed
A	202.172.28.87^{🇯🇵 DRNET202.172.24.0/21}
		PTR	`s86.coreserver.jp`
MX	`s86.coreserver.jp` ⭐
		A	202.172.28.87^{🇯🇵 DRNET202.172.24.0/21}
			PTR	`s86.coreserver.jp`
TXT	`v=spf1 a:s86.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	104.18.24.150, 104.18.25.150
SOA	`gabriel.ns.cloudflare.com`dns@cloudflare.com serial=2399147664

WOT: SAFE (70/100)
rank #61018 globally
rank #1125 in the tld
WOT: SAFE (70/100)
📈 Tranco rank: #75,554

PTR for

87.28.172.202.in-addr.arpa

MX for

s86.coreserver.jp

Same first word

s86.net

s86.ru

s86.it

s86.dnshome.de

s86.com

Similar names

s68.net

86s.ru

86s.pro

68s.vn

68s.de

68s.com

6s8.com

86s.net

8s6.net

68s.co

68s.ru

s68.com

86s.com

s68.it

DNS History

2 records (2 active, 0 former)

●MXs86.coreserver.jp2015-05-30 → 2026-03-25 · 2 obs

● 2015-05-30 10:14:22
● 2026-03-25 11:55:44

●A202.172.28.872015-05-30 → 2026-03-25 · 2 obs

● 2015-05-30 10:14:22
● 2026-03-25 11:55:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	e.dns.jp, g.dns.jp, c.dns.jp, a.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: 579ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.172.28.87`
MX	1	`s86.coreserver.jp (pri: 10)`
TXT	1	`v=spf1 a:s86.coreserver.jp include:mxr.v`

Analysis

Mail Server Role

The mail server for s86.coreserver.jp is s86.coreserver.jp.

IP Addresses

s86.coreserver.jp maps to IP address 202.172.28.87.

Other host names, for instance webtowns.net, etchart.jp, yama-t.com, fratdrive.net and www.kanbun.org share IP numbers with s86.coreserver.jp.

Mail Servers

One mail server serves s86.coreserver.jp.

s86.coreserver.jp points to one IP number: 202.172.28.87.

s86.coreserver.jp - robtex.com