uni-siegen.de

Valid Email Server
Domain Lookup › uni-siegen.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
uni-siegen.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 02:26:01 UTC · ↺ Refresh

MX Hostnames

  • smtp-public.uni-siegen.de

MX Priorities

  • smtp-public.uni-siegen.de: 10

A / AAAA Records

  • 141.99.11.5 ↩ ndcroot2.uni-siegen.de
  • 141.99.11.16 ↩ ndcroot1.uni-siegen.de
  • 141.99.11.15 ↩ ndcroot3.uni-siegen.de
  • 141.99.7.15 ↩ ndcroot4.uni-siegen.de

Mail Server IPs

  • 141.99.10.90 ↩ smtp-public.uni-siegen.de

SOA Record

Raw SOA si-nic.hrz.uni-siegen.de dnsmaster.zimt.uni-siegen.de 2010289849 10800 3600 2592000 900
Primary NS (mname)
si-nic.hrz.uni-siegen.de
Admin Email (rname)
dnsmaster@zimt.uni-siegen.de
Serial
2010289849
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s

Nameservers (NS)

dns-1.dfn.de
si-nic.hrz.uni-siegen.de
petz.hrz.uni-siegen.de

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.uni-siegen.de ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

17 records
  • HARICA-41JpeJHJ9pIH9pvG7gc
  • _telesec-domain-validation=331542_2025-01-07_SMeOQGr78uWXmms3GmOF4rSRfsIS2jp5RxWQ99ERbYrgyxDSIP
  • google-site-verification=sWPrdfG79HWTe9WzUt3S6nkJOSQZvYXEfHl3NhmIrdw
  • SPFv=spf1 include:spf.uni-siegen.de ~all
  • HARICA-ObNiy0I93pm1FYiRbVW
  • HARICA-hZTAqiuh2W53jRtyWxa
  • successfactors-site-verification=OTFmNTBmM2MwOTU5YjIwMWEyNzE2OTljNzRlOWQwMTlmNjc5NGIyMGNmYjA1ODZhYmM4ODUwMzcyZDRmZWVmNA==
  • MS=E9F312600E63807E220CCB0FF86DD36D74EF2276
  • cisco-ci-domain-verification=5019fb982f02ea7fe1fb28d150d36f5eedc30603575ca706ee86a6ef58e502e7
  • _telesec-domain-validation=316770_2023-03-01_7Ni0vPC4fkxbRRSYLR0YxJU98Q0iGyOKxfsZvZsAli6Onhs1QE
  • google-site-verification=9a8VzoE21GSlxSONW9W-Id1V1w4dNOcezn18i-6_8vY
  • apple-domain-verification=nWX5aOzLeIBfwTQM
  • 7UUFdMt6mDbwtvRI6E2yT07c0dz9KXD5Q/cviM5GaXqBO+N2YuMV8Hy/5jGXihUoYQU1NeP4z6/T7Qz9hW7/dg==
  • riot-domain-verification=c76914233ab9da9f067a829e678429be0b353c29b13f1042f248d260d630
  • ZOOM_verify_Bl2rwgK_Sa2FZNYkOvREug
  • HARICA-lWeykBh0O3AuoSQYS0R
  • adobe-idp-site-verification=ff41cdc79a9d59dcac130462fb19847a293bdccca2d91afc01cebead73921087
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