su.se

Valid Email Server
Domain Lookup › su.se

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
su.se
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 03:57:42 UTC · ↺ Refresh

MX Hostnames

  • mailfilter-ng-2.sunet.se
  • mailfilter-ng-4.sunet.se
  • mailfilter-ng-1.sunet.se
  • mailfilter-ng-3.sunet.se

MX Priorities

  • mailfilter-ng-4.sunet.se: 10
  • mailfilter-ng-3.sunet.se: 10
  • mailfilter-ng-2.sunet.se: 20
  • mailfilter-ng-1.sunet.se: 10

A / AAAA Records

  • 185.84.52.158 (no PTR)
  • 2a05:a140::129 (no PTR)

Mail Server IPs

  • 89.45.235.5 ↩ mailfilter-89-45-235-5.instance.cloud.sunet.se
  • 192.36.171.200 ↩ mailfilter-ng-3.sunet.se
  • 2001:6b0:8:2::200 ↩ mailfilter-ng-3.sunet.se
  • 89.45.235.13 ↩ mailfilter-89-45-235-13.instance.cloud.sunet.se
  • 192.36.171.207 ↩ mailfilter-ng-1.sunet.se
  • 2001:6b0:8:2::207 ↩ mailfilter-ng-1.sunet.se

SOA Record

Raw SOA ipam.su.se hostmaster.su.se 3616 14400 3600 1555200 300
Primary NS (mname)
ipam.su.se
Admin Email (rname)
hostmaster@su.se
Serial
3616
Refresh
14400s
Retry
3600s
Expire
1555200s
Minimum TTL
300s

Nameservers (NS)

ns3.su.se
ns2.su.se
ns1.su.se

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:77.238.35.11 ip6:2001:6b0:5:1212:250:56ff:feaf:6c7f ip4:77.238.36.76 ip6:2001:6b0:5:1213:250:56ff:feaf:c14c ip4:77.238.37.81 ip6:2001:6b0:5:1214:250:56ff:feaf:8222 include:_spf-a.su.se ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

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

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
✓ Public key: 216 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

13 records
  • adobe-idp-site-verification=606bc0a12d0b5f17608bd18e4c87e9b94961b1ac061e996350c381516f8b4a7e
  • ZOOM_verify_V05-56SaQdaC8TowU5tijQ
  • google-site-verification=aicnyqhwzHkaw57ZPrP7_IJH5exU8QG3plHrPaDXBKo
  • detectify-verification=54731c76f97a26058c5902ebec209b02
  • jamf-site-verification=FfaNyeBshTrXPvFfJKfUuQ
  • atlassian-domain-verification=RmM2Clcbn76remF/AKlNOhEGihrxfKHVVSxDVchooKaC7XS2gOd5VWgIaa5cXfl3
  • SPFv=spf1 ip4:77.238.35.11 ip6:2001:6b0:5:1212:250:56ff:feaf:6c7f ip4:77.238.36.76 ip6:2001:6b0:5:1213:250:56ff:feaf:c14c ip4:77.238.37.81 ip6:2001:6b0:5:1214:250:56ff:feaf:8222 include:_spf-a.su.se ~all
  • adobe-idp-site-verification=bb090fa9-4001-440d-b8c2-3f176ddb7a65
  • DNS registry <[email protected]>
  • Abuse <[email protected]>
  • Network Operation Center <[email protected]>
  • MS=ms35958557
  • adobe-idp-site-verification=ac6fe83affe4f7cbe13d862cc38c401053df2886f83126d647a3aa61c8f0d514
Full email verification for su.se

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