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kohseikai.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-02 · pending HTTP 403 crawled 2026-06-04 3 attempts

JP · 153.122.205.43 · AS131921 GMO GlobalSign Holdings K.K.

Reputation 92/100 no dmarc policy

http 403

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2000-07-06
Expires
2026-07-06 31 days left
Updated
2025-06-20
Name servers
  • ns.namedserver.net
  • ns2.namedserver.net

DNS records live

NS
  • ns.namedserver.net
  • ns2.namedserver.net
MX
  • 100 mx.kohseikai.com
Verified for
  • Apple

Email authentication weak

SPF
v=spf1 include:_spf.shared-server.net ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

GlobalSign GCC R6 AlphaSSL CA 2025
from 2026-01-17 to 2027-02-18
Expires in 259 days

Full certificate history on crt.sh ↗

Linked from (1)