Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
cspeedgov.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 04:58:39 UTC · ↺ Refresh
MX Hostnames
- cspeedgov.mail.protection.office365.us
MX Priorities
- cspeedgov.mail.protection.office365.us: 0
A / AAAA Records
- 208.91.197.27 (no PTR)
Mail Server IPs
- 23.103.199.170 ↩ mail-cy1usg020170.inbound.protection.outlook.com
- 23.103.199.138 ↩ mail-bn3usg020138.inbound.protection.outlook.com
- 2001:489a:2202:4::10 ↩ mail-bn3usg020010.inbound.protection.outlook.com
- 2001:489a:2202:5::10 ↩ mail-cy1usg020010.inbound.protection.outlook.com
SOA Record
Raw SOA
ns87.worldnic.com namehost.worldnic.com 126041915 10800 3600 604800 3600
Primary NS (mname)
ns87.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126041915
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns87.worldnic.com
ns88.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.office365.us include:spf.zohomail360.com include:one.zoho.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
✓ 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
7 records- zoho-verification=zb00570514.zmverify.zoho.com
- anthropic-domain-verification-98q7g6=GWMBp9nds3WiHVNH9TUuIl2Uz
- SPFv=spf1 include:spf.protection.office365.us include:spf.zohomail360.com include:one.zoho.com -all
- MS=ms98076454
- box-domain-verification=177e6050ebafd2e9ee0a8414af823b8ffa5f7c51aa29ff6f607967dbf0061db2
- apple-domain-verification=uaXav5IoVrmalf4g
- gitkraken-domain-verification=9bbf50bee4c158c27b7127815112bcffd6530e728908f5c08af585f5da79268f
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