Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
infrashift.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 01:44:05 UTC · ↺ Refresh
MX Hostnames
- infrashift-co-uk.mail.protection.outlook.com
MX Priorities
- infrashift-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.99.2 ↩ mail-cwxp265cu00502.inbound.protection.outlook.com
- 52.101.89.0 ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 52.101.89.2 ↩ mail-lo3p265cu00302.inbound.protection.outlook.com
- 52.101.89.1 ↩ mail-lo0p265cu00201.inbound.protection.outlook.com
- 2a01:111:f403:ca1a:: ↩ mail-cwxp265cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca1a::1 ↩ mail-cwxp265cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca0b:: ↩ mail-lo2p265cu02300.inbound.protection.outlook.com
- 2a01:111:f403:ca0b::1 ↩ mail-lo3p265cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1077.ui-dns.biz hostmaster.1und1.com 2017060226 28800 7200 604800 600
Primary NS (mname)
ns1077.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060226
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1077.ui-dns.biz
ns1022.ui-dns.de
ns1094.ui-dns.org
ns1060.ui-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:sendgrid.net include:spf.mailjet.com include:spf.protection.outlook.com include:144071352.spf02.hubspotemail.net include:spf.uk.exclaimer.net include:eu-sender.zohobooks.com include:spf.zoho.eu include:eu.transmail.net include:eu.zeptomail.net include:one.zoho.eu -all
📊 DNS lookups: 10/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; sp=none; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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
7 records- stripe-verification=4a43dc6efe36aa046bc6b68d9e9cb35cd28bb1c5754f475530bc28b0429f9a14
- SPFv=spf1 include:sendgrid.net include:spf.mailjet.com include:spf.protection.outlook.com include:144071352.spf02.hubspotemail.net include:spf.uk.exclaimer.net include:eu-sender.zohobooks.com include:spf.zoho.eu include:eu.transmail.net include:eu.zeptomail.net include:one.zoho.eu -all
- google-site-verification=_bnPBg7Kqb8_1hZbfahD4-j-KfjwNh-Gk5c7nAT8pR0
- zoho-verification=zb37913084.zmverify.zoho.eu
- google-site-verification=pusHzQdKVukJJDdCKaLhgmAACs6A9FLC8vCG6iaN0zY
- openai-domain-verification=dv-35NITsVIaC4DFfgm2dlnxn5G
- site24x7-signals-domain-verification=efc7eb4b5610e79b245b5580fab39ce9
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