indexo.dev

costik.com

.com crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP/1.1 200 3365 ms crawled 2026-05-14

US · 206.188.192.190 · AS19871 Network Solutions, LLC

Reputation 62/100 wrong cert weak security headers no dmarc policy

sector other type homepage

HTML metadata

Title
Greg Costikyan

Technology

Server
openresty
Social widgets
  • YouTube Embed

Third-party hosts loaded (1)

  • www.youtube.com×2

Contact

Address
Copyright © 1995-2019 by Greg Costikyan.

Registration

Registrar
Network Solutions, LLC
Created
1997-12-02
Expires
2026-12-01 195 days left
Updated
2025-10-02
Name servers
  • ns69.worldnic.com
  • ns70.worldnic.com

DNS records live

NS
  • ns69.worldnic.com
  • ns70.worldnic.com
MX
  • 10 mail.costik.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo RSA Domain Validation Secure Server CA
from 2021-08-12 to 2022-09-13
Expired 1345 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://costik.com/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (13)

Linked from (1)