Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tiaa.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 01:10:37 UTC · ↺ Refresh
MX Hostnames
- tiaa-co-uk.mail.protection.outlook.com
MX Priorities
- tiaa-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 35.177.88.126 ↩ shcp01.bfhosting.net
Mail Server IPs
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.99.0 ↩ mail-cwxp265cu00600.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::2 ↩ mail-lo0p265cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ultra103.uk2.net hostmaster\@tiaa.co.uk 2014110315 10800 1800 604800 86400
Primary NS (mname)
ultra103.uk2.net
Admin Email (rname)
hostmaster\@tiaa@co.uk
Serial
2014110315
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ultra103.uk2.net
ultra104.uk2.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.uk.exclaimer.net include:_spf.hostedemail.com include:_spf.intacct.com include:25713491.spf05.hubspotemail.net ip4:149.72.61.161 ip4:149.72.64.108 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
8 records- intacct-esk=D67D48B5C1A0E3BBE0533606410A3782
- MS=ms49391832
- ke0mo6dgdfdnsep2i5idheroln
- 6X3J+eiekeK8VdlXM9wHqczlXnCX/Q86cz44hg/64IQ1kNVlAoKk95qNhvWL7oxBS1xy+JzvlSrz1AZ+7tq6DA==
- access-domain-verification=d8cfe77e0d20c621bbc3b777f85e92628be3d9a12609253ece0c1e8dce096eb0
- sophos-domain-verification=1a103fd4b8a358e0bdacfa44f9300e99a503cb72
- zoho-verification=zb15426330.zmverify.zoho.com
- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net include:spf.uk.exclaimer.net include:_spf.hostedemail.com include:_spf.intacct.com include:25713491.spf05.hubspotemail.net ip4:149.72.61.161 ip4:149.72.64.108 ~all
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