Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
boelter.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 12:41:28 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 0
- us-smtp-inbound-2.mimecast.com: 0
A / AAAA Records
- 52.6.91.115 ↩ ec2-52-6-91-115.compute-1.amazonaws.com
- 50.17.248.5 ↩ ec2-50-17-248-5.compute-1.amazonaws.com
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns-897.awsdns-48.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-897.awsdns-48.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-897.awsdns-48.net
ns-130.awsdns-16.com
ns-1409.awsdns-48.org
ns-1883.awsdns-43.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:207.250.247.99 ip4:207.250.247.101 ip4:12.145.168.242 ip4:52.21.34.17 ip4:52.39.42.113 ip4:12.237.98.138 ip4:12.217.90.2 ip4:209.5.226.14 ip4:12.15.239.74 ip4:52.42.28.52 ip4:35.167.162.119 ip4:52.201.149.38 ip4:34.206.82.99 ip4:184.73.62.113 ip4:3.81.180.98 ip4:198.37.144.0/20 ip4:149.72.0.0/16 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:2347568.spf06.hubspotemail.net include:_spf.atlassian.net ~all
📊 DNS lookups: 4/10
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=0:d; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
11 records- atlassian-domain-verification=KgUHIpBzOqGcL5xDFfPnOi347viaHbt6qspK56e1WEsSarcO8C1tNMDqSl9hPzEF
- SPFv=spf1 ip4:207.250.247.99 ip4:207.250.247.101 ip4:12.145.168.242 ip4:52.21.34.17 ip4:52.39.42.113 ip4:12.237.98.138 ip4:12.217.90.2 ip4:209.5.226.14 ip4:12.15.239.74 ip4:52.42.28.52 ip4:35.167.162.119 ip4:52.201.149.38 ip4:34.206.82.99 ip4:184.73.62.113 ip4:3.81.180.98 ip4:198.37.144.0/20 ip4:149.72.0.0/16 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:2347568.spf06.hubspotemail.net include:_spf.atlassian.net ~all
- _p3dtpgpze9556yl4bdbpa7ni9i1bsh7
- google-site-verification=3F2z_IVdB5-jhjf1U0mDFzD1ZluU5TQUbMUx_NiSJIY
- cisco-ci-domain-verification=7936684bf7b9a647a65e64436c8ef173b2abc84dd5af0d12f0831e460e372c1a
- google-site-verification=3jXv_syUxV_bJ5AQgGNaq1b8EADCh-G8vyNG6qu9eCo
- jamf-site-verification=f_QT5OWLwSqSZTOJZtpF5g
- atlassian-sending-domain-verification=39eaafaa-3e1b-4fd4-ad01-5510f5923de1
- google-site-verification=_XgMBWsmx2Q8HrGFHOEOOmPc38KJ1SsZBulbxTsO4sI
- tj26xn5v31gyj2nqkbvfmjcn0904d7y2
- apple-domain-verification=XL8IDKlLO5If7AmT
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