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extracredit.info

.info crawl

First seen 2026-04-26 · Last seen 2026-05-19 · ok HTTP/1.1 200 562 ms crawled 2026-05-19

US · 38.45.66.106 · AS174 Cogent Communications, LLC

Reputation 100/100

Classifying

HTML metadata

Title
ExtraCredit.info | Anonymize Academic Survey Results Answers
Description
Separate academic survey results from the collection of names for extra credit. Add participating instructors and export the participant name list to Excel.
Language
en

Technology

Server
nginx

Social

Registration

Registrar
Spaceship, Inc.
Created
2017-06-15
Expires
2026-06-15 24 days left
Updated
2025-03-12
Name servers
  • launch1.spaceship.net
  • launch2.spaceship.net

DNS records live

NS
  • launch1.spaceship.net
  • launch2.spaceship.net
TXT
  • include:relay.mailbaby.net ip4:107.175.75.23

Email authentication no MX

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

Certificate (current)

E8
from 2026-03-21 to 2026-06-20
Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://extracredit.info/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (2)

Linked from (2)