indexo.dev

sign.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 821 ms crawled 2026-05-18

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Secure Signatures Online for Free
Description
Share and sign contracts in seconds. It’s easy to create an electronic signature that’s legal, professional, and completely secure.
Language
en

Technology

CDN
Vercel
CMS
Next.js

Contact

Email

Registration

Registrar
Abion AB
Created
1997-08-21
Expires
2026-08-20 92 days left
Updated
2025-08-13
Name servers
  • ns-1006.awsdns-61.net
  • ns-1033.awsdns-01.org
  • ns-1919.awsdns-47.co.uk
  • ns-433.awsdns-54.com

DNS records live

NS
  • ns-1006.awsdns-61.net
  • ns-1033.awsdns-01.org
  • ns-1919.awsdns-47.co.uk
  • ns-433.awsdns-54.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • globalsign-domain-verification=ADB752F3986E907C1FDAF36D3590541D
  • google-site-verification=hr9nFY_NXbRXa3_GcJiV_2WKbOSuhwpdIqYmRlYfaF0
  • yahoo-verification-key=t0brCtoBHY9Lt4yIwmh7a8cSkmErbbijcsuca2+Ws9s=

Email authentication strong

SPF
v=spf1 mx include:_spf.google.com include:sendgrid.net ip4:149.72.231.143 ip4:159.183.101.202 ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:dmarc.rua@sign.com, mailto:re+vljcu5hob3t@dmarc.postmarkapp.com, mailto:dmarc_agg@vali.email; ruf=mailto:dmarc.ruf@sign.com;
policy: reject (enforced) · sp=reject
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCBmW/gRnsSIha7vagD3jXalToKeNHDj2W0JNIRami0NChvEKsLwbB7sEmz6Tz75HcKWzzUaRIFc8+E+mSxou…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2QNz+1QtS5V2c3IpYcaIw/DjNvdxabAg7EzweKUFJv7hmsoGo0ub+T6jcRUS41+bX3pZllTpOlzh/eek+5…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7Bwc0nS7HtUs8WrSqHjturX+LsPXwkia8qgiCKP9Btet+iwqUOjirIw9XH4SnSO4YGrRGHFJ4UG/qZF/q1…
selectors probed

Certificate (current)

R12
from 2026-04-17 to 2026-07-16
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sign.com/

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=63072000

Links to (1)

Linked from (2)