erasmusmc.nl

Valid Email Server
Domain Lookup › erasmusmc.nl

Domain Overview

DNS: ✓ 20d ago Checker: ✓ 20d ago
erasmusmc.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 00:09:51 UTC · ↺ Refresh

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MX Hostnames

  • erasmusmc-nl.k-v1.mx.microsoft

MX Priorities

  • erasmusmc-nl.k-v1.mx.microsoft: 10

A / AAAA Records

  • 13.69.68.43 (no PTR)

Mail Server IPs

  • 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.erasmusmc.nl hostmaster.erasmusmc.nl 2026035865 3600 600 1209600 3600
Primary NS (mname)
dns1.erasmusmc.nl
Admin Email (rname)
hostmaster@erasmusmc.nl
Serial
2026035865
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns1.zurich.surf.net
dns1.erasmusmc.nl
ns1.surfnet.nl
ns2.surfnet.nl
ns3.surfnet.nl

SPF Record

✓ Strict (-all)
v=spf1 ip4:156.83.10.0/24 ip4:194.158.15.2/25 include:spfext.erasmusmc.nl include:spfext2.erasmusmc.nl ip4:35.177.224.195 ip4:52.77.71.183 ip4:83.149.98.72 ip4:212.204.201.35 include:spf.protection.outlook.com include:_spf.zorgmail.nl -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

9 records
  • ZOOM_verify__xGBs08SSte4FhVP_BkncQ
  • v=NTA7516-1;startdate=2024-01;enddate=2027-01;provider=zorgmail;ntamx=10 relay.zorgmail.nl
  • SPFv=spf1 ip4:156.83.10.0/24 ip4:194.158.15.2/25 include:spfext.erasmusmc.nl include:spfext2.erasmusmc.nl ip4:35.177.224.195 ip4:52.77.71.183 ip4:83.149.98.72 ip4:212.204.201.35 include:spf.protection.outlook.com include:_spf.zorgmail.nl -all
  • HARICA-sXDm0uWYPZQOgdx4nkC
  • adobe-idp-site-verification=be19d0b6536173593de228a99ad183f3af22ff93de92055921ad375c246ce8e5
  • P7tCkGABr4Ccsk3MDk81JMVA/HSTIEMTT7O+UDNxJO0ZIwMqbHZrL8DDMNKGUHmVdeJMZFTRQR1jy1VlmE8CCQ==
  • MS=ms45201007
  • apple-domain-verification=w96sumUEmoF0LCYn
  • google-site-verification=sQBqjiJo3oHbzmflHIr42HKiQre7_4s8usvpy3hIehU
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