Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
f-hconst.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 12:23:24 UTC · ↺ Refresh
MX Hostnames
- fhconst-com0c.mail.protection.outlook.com
- mail.sentinelmail.net
MX Priorities
- fhconst-com0c.mail.protection.outlook.com: 1
- mail.sentinelmail.net: 1
A / AAAA Records
- 172.67.150.223 (no PTR)
- 104.21.0.103
- 2606:4700:3036::ac43:96df
- 2606:4700:3032::6815:67
Mail Server IPs
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 66.242.160.20 ↩ mail1.sentinelmail.net
SOA Record
Raw SOA
olof.ns.cloudflare.com dns.cloudflare.com 2397840005 10000 2400 604800 1800
Primary NS (mname)
olof.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397840005
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
olof.ns.cloudflare.com
rosalie.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:webmail.f-hconst.com ip4:68.233.214.59 include:spf.protection.outlook.com include:SendGrid.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
8 records- MS=ms64452795
- _dmarc.f-hconst.com TXT v=DMARC1; p=none; sp=none; rua=mailto:[email protected];ruf=mailto:[email protected];rf=afrf; pct=100; ri=3600
- aang78rqg9n7r0hovt0prv39ov
- default._domainkey IN TXT v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDIynuN6whI8njVXuNd18IgQCEsaKsnoYfYzmMdEz4J7mxEL9tejJUJvrPS+an+ZwKxvNFTbp7t800VsG1ZPwDwQyaxqY2tOiW0bQDKKl7qtPlCeZlTyW+tnawZ2W90X6eQN2rPqfYUboZsybKSJc92nbQzujlJgTtrtukdZzXPoQIDAQAB
- mifc2u0jbq6ea5anhge6pfmj3r
- SPFv=spf1 a mx a:webmail.f-hconst.com ip4:68.233.214.59 include:spf.protection.outlook.com include:SendGrid.net ~all
- 430dl2fj89t6i5rusd2kqvbkut
- 7t03k32f2h4btj2h3f07n22kdj
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