angstrom.uu.se

Valid Email Server
Domain Lookup › angstrom.uu.se

Domain Overview

DNS: ✓ 4d ago Checker: ✓ 4d ago
angstrom.uu.se
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-18 02:00:54 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 185.195.92.131 ↩ anycast.baffinbaynetworks.com
  • 2a0a:56c4::b9c3:5d83 (no PTR)

Mail Server IPs

  • 89.45.235.13 ↩ mailfilter-89-45-235-13.instance.cloud.sunet.se
  • 192.36.171.200 ↩ mailfilter-ng-3.sunet.se
  • 2001:6b0:8:2::200 ↩ mailfilter-ng-3.sunet.se
  • 89.45.235.5 ↩ mailfilter-89-45-235-5.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 hermes.teknik.uu.se domainmaster.teknik.uu.se 2026051111 300 60 1209600 43200
Primary NS (mname)
hermes.teknik.uu.se
Admin Email (rname)
domainmaster@teknik.uu.se
Serial
2026051111
Refresh
300s
Retry
60s
Expire
1209600s
Minimum TTL
43200s

Nameservers (NS)

dns2.uu.se
dns1.uu.se
dns3.uu.se

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:130.238.7.73/32 ip4:130.238.7.74/32 a:smtp.uu.se a:smtp-out1.uu.se a:smtp-out2.uu.se a:smtp-out3.uu.se a:smtp-out4.uu.se a:smtp-out5.uu.se a:smtp-out6.uu.se a:cursor.its.uu.se a:cursorius.its.uu.se ~all
📊 DNS lookups: 10/10
~ Soft fail (~all) — moderate 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

2 records
  • Zoom=7542785
  • SPFv=spf1 mx ip4:130.238.7.73/32 ip4:130.238.7.74/32 a:smtp.uu.se a:smtp-out1.uu.se a:smtp-out2.uu.se a:smtp-out3.uu.se a:smtp-out4.uu.se a:smtp-out5.uu.se a:smtp-out6.uu.se a:cursor.its.uu.se a:cursorius.its.uu.se ~all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for angstrom.uu.se

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits