newcastle.gov.uk

Valid Email Server
Domain Lookup › newcastle.gov.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
newcastle.gov.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 19:51:03 UTC · ↺ Refresh

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MX Hostnames

  • newcastle-gov-uk.mail.protection.outlook.com

MX Priorities

  • newcastle-gov-uk.mail.protection.outlook.com: 10

A / AAAA Records

  • 194.61.173.205 (no PTR)

Mail Server IPs

  • 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
  • 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA ns1-03.azure-dns.com hostmaster.newcastle.gov.uk 2017012601 1200 600 1209600 3600
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
hostmaster@newcastle.gov.uk
Serial
2017012601
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns4-03.azure-dns.info
ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:mailgun.org include:spf.protection.outlook.com include:cmail1.com include:spf.tribal-cs.com exists:%{i}._spf.mta.salesforce.com ip4:152.114.64.6 ip4:152.114.60.22/31 ip4:152.114.60.42 ip4:152.114.57.42 ip4:213.138.103.22 ip4:194.61.162.185 ip4:194.61.173.113 ip4:134.213.195.67 ip4:146.177.26.90/31 ip4:146.177.26.108/31 ip4:192.254.121.3 ip4:82.33.221.20 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 include:spf.mandrillapp.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; sp=reject; fo=1; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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
  • skedda-domain-verification=northeastca.skedda.com
  • SPFv=spf1 include:mailgun.org include:spf.protection.outlook.com include:cmail1.com include:spf.tribal-cs.com exists:%{i}._spf.mta.salesforce.com ip4:152.114.64.6 ip4:152.114.60.22/31 ip4:152.114.60.42 ip4:152.114.57.42 ip4:213.138.103.22 ip4:194.61.162.185 ip4:194.61.173.113 ip4:134.213.195.67 ip4:146.177.26.90/31 ip4:146.177.26.108/31 ip4:192.254.121.3 ip4:82.33.221.20 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 include:spf.mandrillapp.com ~all
  • X0DLsBKAyonRCBcWIWwE+L9+fEQBfx8kqhS0omzZVY1+pc2LoT902VUfJk7UBKnCG375ClH9q8i2r3RdwhGC/Q==
  • oUg94w4K2fpL0kxXEPtkBAn6sovApDgL6P9NOfI7cbwYIgPVHvlaV1f1Er/GcOvlYuIVfF3pOHcGk0kCP02czA==
  • ZA=W8ejU6BKifZr2SG/5hjJXLLvufhzQPV2J6lCJrWvtn0=
  • Flattened=include:servers.mcsv.net
  • dell-technologies-domain-verification=newcastle.gov.uk_f5510028-3ec9-4e17-9b55-8c147ac214dc_1757504043
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