indexo.dev

genkosha.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-11 · ok HTTP/1.1 200 3550 ms crawled 2026-05-14

JP · 203.137.181.124 · AS4694 IDC Frontier Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

Technology

Server
Apache

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2001-03-19
Expires
2027-03-19 303 days left
Updated
2026-02-17
Name servers
  • ns1.value-domain.com
  • ns2.value-domain.com
  • ns3.value-domain.com
  • ns4.value-domain.com
  • ns5.value-domain.com

DNS records live

NS
  • ns1.value-domain.com
  • ns2.value-domain.com
MX
  • 10 mail.genkosha.com
TXT
  • firebase=i-file-web-dev-eaecc
  • firebase=i-file-web-prod

Email authentication partial

SPF
v=spf1 +a:sv14966.xserver.jp +a:genkosha.com +a:genkosha.pictures +mx include:spf.sender.xserver.jp include:_spf.firebasemail.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; adkim=r; aspf=r;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxGRkbYW69vV9J3ojGIkye2i8Bplg2cchgGuw3XcqyUQuGoCpkZx4UoBNtb541aKuKb0t0QSrYZnJ+c…
selectors probed

Certificate (current)

R12
from 2026-05-11 to 2026-08-09
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://genkosha.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)