Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
semperllc.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 10:58:58 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 66.135.11.172 ↩ 66-135-11-172.constant.com
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ 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
SOA Record
Raw SOA
ns17.domaincontrol.com dns.jomax.net 2025121001 28800 7200 604800 3600
Primary NS (mname)
ns17.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025121001
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns17.domaincontrol.com
ns18.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:198.168.31.107 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.brevo.com include:spf.constantcontact.com include:_spf.google.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- google-site-verification=nL9me_1Pwt55eEcTFntcEoVn__xG9Q57gRIO_sMuTcU
- apple-domain-verification=deVlTaWbrsj7ei5Drrfax1VKpUybplW3XldAbhlblvA
- SPFv=spf1 ip4:198.168.31.107 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.brevo.com include:spf.constantcontact.com include:_spf.google.com ~all
- _globalsign-domain-verification=A-3WAlzmkPEEC0k7h3gJFoPZyfRnz4Y4_oNnmWBsAq
- globalsign-domain-verification=i3UolQAM2OspfbgA5seoMY5cofuW_33rGTrSwCm-R_
- 0ed1fe018ab57ad9d174874d0785e520904274751b
- brevo-code:296cb145f1be8a0b7097137f28b2f095
- google-site-verification=1rxP0t0TJmZgdsPKHWuCJGEd79Cd9X_s6MQbdylSsQI
- MS=ms39535613
- ppe-fb363456386f6b044297
- google-site-verification=89GstKLS9bU3g2kEa8UNH4rKGOeWomcEkq-v4OcyxdY
- google-site-verification=XCNS5U-MtzTdr7yPhj0ks5teEk9NMFCsxYgc0osNZ3I
- google-site-verification=yVvK14cyB6xiIlMw8K29J5EGQXPwJqed9FBnHFdWLW0
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