Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sossystems.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 16:24:59 UTC · ↺ Refresh
MX Hostnames
- sossystems-co-uk.mail.protection.outlook.com
MX Priorities
- sossystems-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
freedns1.registrar-servers.com hostmaster.registrar-servers.com 1759411833 43200 3600 604800 3601
Primary NS (mname)
freedns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1759411833
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
freedns2.registrar-servers.com
freedns5.registrar-servers.com
freedns4.registrar-servers.com
freedns1.registrar-servers.com
freedns3.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:46.28.255.68 ip4:87.247.244.239 ip4:81.2.110.165 ip4:62.172.105.146 include:spf.protection.outlook.com include:jangomail.com include:_spf.act-on.net include:spf.uk.exclaimer.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 216 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
6 records- SPFv=spf1 a ip4:46.28.255.68 ip4:87.247.244.239 ip4:81.2.110.165 ip4:62.172.105.146 include:spf.protection.outlook.com include:jangomail.com include:_spf.act-on.net include:spf.uk.exclaimer.net -all
- _globalsign-domain-verification=ftbgSidLNKh3PqgrDdS-TShRcLt8tLvAedBjZm5eg7
- google-site-verification=WkExf-_BEcjKfI0pYSFs4rKjowvpGc6UgZmi2jD2ZeA
- ms=ms39759513
- 20122017jm
- access-domain-verification=998ac1f53d9a0c0eb99e34e616ec3a9b818cc47f4b0554c9fc0adffd51b71814
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