Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
signify.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:07:09 UTC · ↺ Refresh
MX Hostnames
- signify-com.mail.protection.outlook.com
MX Priorities
- signify-com.mail.protection.outlook.com: 5
A / AAAA Records
- 54.74.135.134 ↩ ec2-54-74-135-134.eu-west-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.ext.lighting.com ddi-authority.signify.com 2018041595 1200 300 1209600 3600
Primary NS (mname)
ns1.ext.lighting.com
Admin Email (rname)
ddi-authority@signify.com
Serial
2018041595
Refresh
1200s
Retry
300s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.ext.lighting.com
ns3.ext.lighting.com
ns2.ext.lighting.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.signify.com include:_xodarap.signify.com a:smtp.lamp.signify.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=0:1:d:s; pct=100; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- MS=ms30313338
- google-gws-recovery-domain-verification=39006403
- atlassian-domain-verification=M7k4ufvuVxQpaeavxlqx9EslH1daVaPwnUmZNrjO5zYyfH5NGlAGdYgW6WREHyBa
- apple-domain-verification=6cncPrkwmVId039R
- 0ed1fe018a3ded682605bf454490bac2a786543fd1
- atlassian-domain-verification=aRNsgEKA1ZLpyPUvO1uSMTWlmAY4HCyxgTeaEyTCDUeWXVZYkYmCY3WSgDUOs0Wv
- google-site-verification=dW7KN27FOy3sUhFtd5zJqQFFzu1FadRQN2bKBj94gG0
- _elastic_domain_challenge=b085ed7d023e37b11146f3b34055593cddde99d095101804ff61b6da9fb54ee7
- SPFv=spf1 include:spf.protection.outlook.com include:spf.signify.com include:_xodarap.signify.com a:smtp.lamp.signify.com -all
- google-site-verification=WFTCHOYQu1Mp2PT9o7OfICD3DCl9YbD3eOuevbcIUTo
- facebook-domain-verification=4ujphv87is8x1wb4iiu0wf6e2qpkax
- openai-domain-verification=dv-H77EOSIkHRdS2GJfhmWi5aSg
Full email verification for signify.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits