pearsoncollegelondon.ac.uk

Valid Email Server
Domain Lookup › pearsoncollegelondon.ac.uk
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
pearsoncollegelondon.ac.uk
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 04:14:28 UTC · ↺ Refresh

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MX Hostnames

  • alt3.aspmx.l.google.com
  • ac43398211ba59a12df504d3a5e38a7a690feb19.msv1.invalid
  • aspmx.l.google.com
  • 1fe3d42e6bcc11caf75c20fe1359f7b900f5d12b.msv1.invalid
  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • alt4.aspmx.l.google.com

MX Priorities

  • alt3.aspmx.l.google.com: 10
  • alt2.aspmx.l.google.com: 5
  • alt1.aspmx.l.google.com: 5
  • aspmx.l.google.com: 1
  • ac43398211ba59a12df504d3a5e38a7a690feb19.msv1.invalid: 32767
  • 1fe3d42e6bcc11caf75c20fe1359f7b900f5d12b.msv1.invalid: 32767
  • alt4.aspmx.l.google.com: 10

A / AAAA Records

  • 54.73.73.237 ↩ ec2-54-73-73-237.eu-west-1.compute.amazonaws.com
  • 18.200.33.73 ↩ ec2-18-200-33-73.eu-west-1.compute.amazonaws.com
  • 18.202.6.186

Mail Server IPs

  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 192.178.234.27 ↩ ncsclj-in-f27.1e100.net
  • 2800:3f0:4003:c14::1b (no PTR)
  • 142.251.111.26 ↩ bk-in-f26.1e100.net
  • 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net

SOA Record

Raw SOA dns-amer-2.ptns.pearson.com gns-dnsoperations.pearson.com 109 900 900 2592000 900
Primary NS (mname)
dns-amer-2.ptns.pearson.com
Admin Email (rname)
gns-dnsoperations@pearson.com
Serial
109
Refresh
900s
Retry
900s
Expire
2592000s
Minimum TTL
900s

Nameservers (NS)

dns-amer-2.ptns.pearson.com
dns-emea-1.ptns.pearson.com
dns-apac-1.ptns.pearson.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:216.38.214.0/24 ip4:216.58.170.0/24 ip4:216.148.96.0/24 ip4:216.148.97.0/24 ip4:159.182.0.0/16 include:mh.blackboard.com include:_spf.google.com include:servers.mcsv.net include:_spf.salesforce.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCrLHiExVd55zd/IQ/J/mRwSRMAocV/hMB3jXwaHH36d9NaVynQFYV8NaWi69c1veUtRzGt7yAioXqLj7Z4TeEUoOLgrKsn8YnckGs9i3B3tVFB+Ch/4mPhXWiNfNdynHWBcPcbJ8kjEQ2U8y78dHZj1YeRXXVvWob2OaKynO8/lQIDAQAB;
  • google-site-verification=IqzVV1yhjJIj9nddcUoI974RsggWfENb68DBRO6u5ro
  • SPFv=spf1 ip4:216.38.214.0/24 ip4:216.58.170.0/24 ip4:216.148.96.0/24 ip4:216.148.97.0/24 ip4:159.182.0.0/16 include:mh.blackboard.com include:_spf.google.com include:servers.mcsv.net include:_spf.salesforce.com -all
  • google-site-verification=I90D9HoY2Iga421rK4Xtr2BA9blKz348spJxUJY3dmw
  • MS=ms61509287
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