Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
itcuk.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 02:32:58 UTC · ↺ Refresh
MX Hostnames
- itcuk-com.mail.protection.outlook.com
MX Priorities
- itcuk-com.mail.protection.outlook.com: 1
A / AAAA Records
- 104.21.20.87 (no PTR)
- 172.67.192.4 (no PTR)
- 2606:4700:3035::ac43:c004
- 2606:4700:3032::6815:1457
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
irma.ns.cloudflare.com dns.cloudflare.com 2398950943 10000 2400 604800 1800
Primary NS (mname)
irma.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398950943
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lynn.ns.cloudflare.com
irma.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:194.72.85.66 include:amazonses.com include:_spf.atlassian.net include:stspg-customer.com include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; sp=none;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
13 records- apple-domain-verification=4WWRo0T9D6QSrJjf
- atlassian-domain-verification=iBHOpBsr/PcL/shS+5wOKdvKLUodaqj1yBS+0DG/kMN5syqg2o3p4zqvtJGJixXh
- atlassian-sending-domain-verification=9e423b04-903b-473d-93a3-9fc9d522dbd5
- cisco-ci-domain-verification=703c9bf8172becc4c0b1c5dfe186ba1196a85656b4dc61f33b1c137a0dc1ad4f
- figma-domain-verification=08334f1d3a05f0b481ecc54dcdf0e4fa080dcf648ce146a87ab5c2d85927c125-1761038622
- include:_spf.atlassian.net
- new-relic-domain-verification=11a04ba8b14d4eda8b5369f3ea723304
- status-page-domain-verification=kkfqlq710kcd
- twilio-domain-verification=de31d36af9f2293d6179f9421ffb68f0
- SPFv=spf1 a ip4:194.72.85.66 include:amazonses.com include:_spf.atlassian.net include:stspg-customer.com include:spf.protection.outlook.com include:spf-uk.emailsignatures365.com -all
- ZOOM_verify_YA8cxNS5TG2NnzAoWkjQyQ
- _d6pjf1p337ohdprmwufx7wvkpm1e3qe
- anthropic-domain-verification-hmww9h=PV6tVitg4TrvVA3b2gypzPtl9
Full email verification for itcuk.com
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