alcdef.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 2051 ms crawled 2026-05-07

US · 162.250.126.211 · AS19318 Interserver, Inc

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: ALCDEF Database
Description: A database with millions of asteroid time-series photometry observations

Technology

Server: Microsoft-IIS

Fonts

Google Fonts

Third-party hosts loaded (2)

fonts.googleapis.com×1
plus.google.com×1

Contact

Address: st viewed at 1600

Registration

Registrar

Network Solutions, LLC

Created

2016-11-21

Expires

2026-11-21 186 days left

Updated

2021-09-21

Name servers

ns2.alcdef.org
ns1.alcdef.org

DNS records live

NS

plesk5400a.trouble-free.net
plesk5400b.trouble-free.net

MX

10 mail.alcdef.org

Email authentication strong

SPF: v=spf1 ip4:162.250.126.211 a mx include:relay.mailchannels.net ~all
softfail (~all)
DMARC: v=DMARC1; p=none
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-04-14 to 2026-07-13

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://alcdef.org/

findings

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