Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sspp.lincs.sch.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 05:40:06 UTC · ↺ Refresh
MX Hostnames
- sspp-lincs-sch-uk.mail.protection.outlook.com
MX Priorities
- sspp-lincs-sch-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.93.126 (no PTR)
- 172.67.209.227 (no PTR)
- 2606:4700:3031::6815:5d7e
- 2606:4700:3033::ac43:d1e3
Mail Server IPs
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
aaden.ns.cloudflare.com dns.cloudflare.com 2399859400 10000 2400 604800 1800
Primary NS (mname)
aaden.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399859400
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
daphne.ns.cloudflare.com
aaden.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:93.93.216.153 ip4:50.31.43.182 ip4:168.245.59.25 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 ip4:149.72.0.0/16 ip4:223.165.113.0/24 ip4:223.165.115.0/24 ip4:223.165.118.0/23 ip4:223.165.120.0/23 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s; fo=1; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 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
10 records- sq1j16tr29zbjtzj0h4cv0npqkxxlcsg
- SPFv=spf1 include:spf.protection.outlook.com ip4:93.93.216.153 ip4:50.31.43.182 ip4:168.245.59.25 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 ip4:149.72.0.0/16 ip4:223.165.113.0/24 ip4:223.165.115.0/24 ip4:223.165.118.0/23 ip4:223.165.120.0/23 -all
- 1password-site-verification=DWPWG42FDJAZXPXS7EH4CEMVUI
- 7hvb6d992fs9nflqwfvr9g9skw5vz0b0
- MS=95F4630B5FCB97A4DA76882B66B06EC77CECDF0F
- ev3o1vJDryY42fKeNDVlMuuTP2VDO9U0wtOWDU2ve3l+hC6u2zNDFV7n0FsF4+xNSghhDL3V6MLqPVIagdR6JA==
- f4mzdp5k1kblqgnz2bzw3ptrm51sm7hd
- google-site-verification=BN4otCVgJ6MnxuM8BPFeyJRii3FiiTcpGdjieEp1pMA
- google-site-verification=NazvI6bm9j2-PYk5nvzzPiQPlESi3vENXUeQlLPJDOY
- hppq70vsjn2scvk8w2lwbgwwzcyvjcvv
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