indexo.dev

sprin.xyz

.xyz crawl

First seen 2026-04-25 · Last seen 2026-05-15 · ok HTTP/1.1 200 3324 ms crawled 2026-05-19

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Jacob Springer
Description
Jacob Springer — PhD student in machine learning at Carnegie Mellon University.
Language
en
Canonical
https://sprin.xyz/

Open Graph

url
https://sprin.xyz/
title
Jacob Springer
description
PhD student in machine learning at Carnegie Mellon University. Research on optimization, robustness, and inference-time methods for foundation models.

Technology

CDN
Fastly
Server
GitHub.com

Social

Registration

Registrar
Squarespace Domains II LLC
Created
2021-04-04
Expires
2027-04-04 319 days left
Updated
2026-04-07
Name servers
  • ns-cloud-a1.googledomains.com
  • ns-cloud-a2.googledomains.com
  • ns-cloud-a3.googledomains.com
  • ns-cloud-a4.googledomains.com

DNS records live

NS
  • ns-cloud-a1.googledomains.com
  • ns-cloud-a2.googledomains.com
  • ns-cloud-a3.googledomains.com
  • ns-cloud-a4.googledomains.com
MX
  • 10 mx01.mail.icloud.com
  • 10 mx02.mail.icloud.com
TXT
  • apple-domain=dOqkR0hPSHzT9fN1

Email authentication weak

SPF
v=spf1 include:icloud.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-11 to 2026-08-09
Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sprin.xyz/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31556952

Links to (6)

Linked from (1)