Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fcrt.ac.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 19:40:35 UTC · ↺ Refresh
MX Hostnames
- fcrt-ac-uk.mail.protection.outlook.com
MX Priorities
- fcrt-ac-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 216.239.32.21 ↩ any-in-2015.1e100.net
- 216.239.34.21 ↩ any-in-2215.1e100.net
- 216.239.38.21
- 216.239.36.21
Mail Server IPs
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.ja.net hostmaster.ns11.ja.net 2012112881 43200 3600 3600000 3600
Primary NS (mname)
ns11.ja.net
Admin Email (rname)
hostmaster@ns11.ja.net
Serial
2012112881
Refresh
43200s
Retry
3600s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns12.ja.net
ns10.ja.net
ns11.ja.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:212.219.243.209 ip4:81.128.177.251 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- SPFv=spf1 ip4:212.219.243.209 ip4:81.128.177.251 include:spf.protection.outlook.com -all
- MS=08372C817383A7501F3C227B3462B6291D8B04C0
- QuoVadis=7d02baad-b481-4f48-84cf-24bebeb007a8
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