Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
infinera.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:04:28 UTC · ↺ Refresh
MX Hostnames
- infinera-com.mail.protection.outlook.com
MX Priorities
- infinera-com.mail.protection.outlook.com: 10
A / AAAA Records
- 20.49.104.19 (no PTR)
- 2a02:fe80:1010::3:6 (no PTR)
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-04.azure-dns.com msnhst.microsoft.com 2016031800 3600 300 2419200 300
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
msnhst@microsoft.com
Serial
2016031800
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-04.azure-dns.org
ns4-04.azure-dns.info
ns1-04.azure-dns.com
ns2-04.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:_s00016810.autospf.email -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
14 records- MS=ms32437005
- Vb5rGJV7xzo819+J5+iEjBBrQQzzzeTpvq8eJ7IQfM31AeQifRUk9C8r/OvwwRW/fVH9Zqvlv7R5dmvUx8zsXg==
- amazonses:tUaUtcemNDNOD+OOo/k7TlP2XGTkSvcMlAleRmg+V5Q=
- amazonses:fBsd7UT03aa8wNV66aX/S73RKwZE7C9syhxQhzuhsek=
- cisco-ci-domain-verification=23ba9058d5ba1ab5c2fcd67b2939f937893d6ddcb4dfb0c3c982e460622c8262
- amazonses:M1Pp0eMvZMY2QGodZM4m1CZlkMJ7rpPLD2FyvLokrz4=
- docusign=0a12ad80-2259-4f2a-9d4a-0c1d494b376f
- google-site-verification=cgqvPpb68DjjqVXMm8mIuNeQZmn681XRUvQV1WZewKg
- google-site-verification=zUsuecSinyFFArnKM-5EiDxEPwboXh1xjhWly9Gb7rI
- miro-verification=fcb63bdfabc64cf948b731653bdb8975f0b5a4ef
- msfpkey=2zerp9ve1kw0hy0763v0j1oev
- MS=ms51768257
- docusign=8655970e-6525-4888-b0ee-e39d41f3e7cd
- SPFv=spf1 include:_s00016810.autospf.email -all
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