Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sfnet.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 21:17:27 UTC · ↺ Refresh
MX Hostnames
- ams.sfnet.com
- sfnet-com.mail.protection.outlook.com
MX Priorities
- ams.sfnet.com: 1
- sfnet-com.mail.protection.outlook.com: 0
A / AAAA Records
- 52.54.112.189 ↩ ec2-52-54-112-189.compute-1.amazonaws.com
Mail Server IPs
- 64.211.221.52 (no PTR)
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dnsbycomodo.net admin.dns.com 2025090801 10800 864000 7200 7200
Primary NS (mname)
ns1.dnsbycomodo.net
Admin Email (rname)
admin@dns.com
Serial
2025090801
Refresh
10800s
Retry
864000s
Expire
7200s
Minimum TTL
7200s
Nameservers (NS)
ns1.dnsbycomodo.net
ns2.dnsbycomodo.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mmsend.com include:_spf1.swapcard.com include:servers.mcsv.net ip4:216.27.86.135 ip4:216.27.86.136 ip4:40.143.226.1 ip4:40.143.226.2 include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
mail._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
6 records- google-site-verification=rvMUvK_1lTBFWaR5e2HpEUDw_u-IBuLywEJyLVZBXBM
- iContact1778065
- SPFv=spf1 include:spf.protection.outlook.com include:mmsend.com include:_spf1.swapcard.com include:servers.mcsv.net ip4:216.27.86.135 ip4:216.27.86.136 ip4:40.143.226.1 ip4:40.143.226.2 include:_spf.psm.knowbe4.com ~all
- MS=ms37769629
- Sendinblue-code:beaad63f31ec06e9b7c6c44828521f8a
- google-site-verification=nGUG4ez12ArtAocuI94FSuXYQ6X6OItfXQ0dds8-cfs
Full email verification for sfnet.com
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