Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unitil.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 13:33:25 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.18.11.95 (no PTR)
- 104.18.10.95 (no PTR)
- 2606:4700::6812:b5f (no PTR)
- 2606:4700::6812:a5f (no PTR)
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
blue.foundationdns.com dns.cloudflare.com 2399478631 10000 2400 604800 1800
Primary NS (mname)
blue.foundationdns.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399478631
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
blue.foundationdns.org
blue.foundationdns.com
blue.foundationdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:71.161.121.148 ip4:45.35.93.130 ip4:23.253.32.145 ip4:162.242.166.107 include:amazon.unitil.com include:incontact.unitil.com include:kubra_spf.unitil.com include:mailhop1.unitil.com include:mailhop2.unitil.com include:mimecast.unitil.com include:oracleemail.unitil.com include:spfs.unitil.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 9/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- include:spf.protection.outlook.com ~all
- n6mmc38hp99khbb1qg35cgtrbr
- nintex.643716083b818b7428ed2dfa
- SPFv=spf1 ip4:71.161.121.148 ip4:45.35.93.130 ip4:23.253.32.145 ip4:162.242.166.107 include:amazon.unitil.com include:incontact.unitil.com include:kubra_spf.unitil.com include:mailhop1.unitil.com include:mailhop2.unitil.com include:mimecast.unitil.com include:oracleemail.unitil.com include:spfs.unitil.com include:spf.protection.outlook.com ~all
- webexdomainverification.B1A8=e9a13a24-ee9c-4da4-b893-6883f1e7e9c1
- 0ed1fe018a64140c8b493b4891874f42ddec76b1dc
- H+xUgpAWbxWsGWf6Q2XBgJpPJxelkm0NsqvU/+xCgX0=
- MS=4924B1E5BBF56349C5812846088B65D4E2FB559D
- MS=ms73762454
- MS=ms75461300
- apple-domain-verification=H0RhbsfNwTja7d7B
- facebook-domain-verification=kvwzqr4zh19tsiyrlpzvch0etw9j88
- google-site-verification=zMeMAgchZTh8hMwFvpCBtMjGInoGJDQ7EdzCRfJ19gs
Full email verification for unitil.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits