Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sinclair-rush.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 13:43:45 UTC · ↺ Refresh
MX Hostnames
- sinclairrush-co-uk02b.mail.protection.outlook.com
MX Priorities
- sinclairrush-co-uk02b.mail.protection.outlook.com: 0
A / AAAA Records
- 18.170.0.73 ↩ ec2-18-170-0-73.eu-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.phase8.net support.phase8.net 2026030901 28800 3600 604800 86400
Primary NS (mname)
ns0.phase8.net
Admin Email (rname)
support@phase8.net
Serial
2026030901
Refresh
28800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.phase8.net
ns2.phase8.net
ns0.phase8.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.64.43.162 ip4:129.213.129.171 ip4:150.136.116.81 ip4:141.193.32.19 ip4:195.224.104.164 ip4:89.197.123.182 ip4:193.115.245.106 ip4:18.169.246.197 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:spf.mailjet.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=quarantine; pct=100; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
3 records- google-site-verification=xSGzlFoJdcYaEkVrssvkN8NcT6uLvOejVxmGqhuHKZc
- SPFv=spf1 ip4:209.64.43.162 ip4:129.213.129.171 ip4:150.136.116.81 ip4:141.193.32.19 ip4:195.224.104.164 ip4:89.197.123.182 ip4:193.115.245.106 ip4:18.169.246.197 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:spf.mailjet.com ~all
- OydggHnUQh9RNajD4rlN1ZokbqAlANgTXdBn9mRmGfOamQxM1hyTvOQp/SuHpQ6L8TRcAYKzA7rwv/OyJ+RLBQ==
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