Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
peninsula-uk.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:11:53 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-2.mimecast.com
- eu-smtp-inbound-1.mimecast.com
MX Priorities
- eu-smtp-inbound-1.mimecast.com: 10
- eu-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 193.104.101.55 (no PTR)
Mail Server IPs
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1-04.azure-dns.com hostmaster.pbsdns.local 2017082357 1800 600 1209600 3600
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
hostmaster@pbsdns.local
Serial
2017082357
Refresh
1800s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns3-04.azure-dns.org
ns4-04.azure-dns.info
ns1-04.azure-dns.com
ns2-04.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:_u.peninsula-uk.com._spf.dmarclyeu.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
17 records- bw=ekRzTk1eleeCUmY5AKAVBYH2iyAwl2vzmClKcJCTxk5M
- paloaltonetworks-site-verification=2788106110904da0d2ecf72dc70ad4e6833849615cf202c2e66effb266b27467
- sophos-domain-verification=c1efa2e5d6b9cadcb0fc1ea961bd0caf57abc169
- twilio-domain-verification=fe036088394b85af067831f68accf4d4
- _sawff9ltz6vef4rvkmzjcr9p8osy2ov
- jamf-site-verification=cDRJfmgan44ynN3p96785A
- access-domain-verification=4b3d1180eaa08825fea2f033add12a0367086633c25218f066caf81b2686b599
- Foxit-domain-verification=9efb0909e5d25d181bc5cee2dac789b0
- twilio-domain-verification=89731814d9740604518a97f9d4b24cbb
- 84zo2b5SOjHfMgQkPK8xXkvQVR20lRcIah0kmbW8lGnWEX7IaA+T/E1hd4e0b0BdMG0S6n+9I/lOoGm6mRIQEw==
- openai-domain-verification=dv-PPtlqfMd0ZSGjTizLVfISB0Y
- apple-domain-verification=FRquw06naE8fyC1b
- MS=ms10458547
- asv=e25e8193b1cb5e7608840c2d797f580e
- SPFv=spf1 include:_u.peninsula-uk.com._spf.dmarclyeu.com -all
- 0ed1fe018a8a10cdaf5ba542b8b9874f360a9b2661
- atlassian-domain-verification=lJ10iDnUn7FydrqWIh0OdlxcZAwJyKN+hBO+096LcQMUU7tpANRXE5EVmbaacoM/
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