simchen.com

Valid Email Server
Domain Lookup › simchen.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
simchen.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 00:17:37 UTC · ↺ Refresh

MX Hostnames

  • simchen-com.mail.protection.outlook.com

MX Priorities

  • simchen-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 217.160.0.50 ↩ 217-160-0-50.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ns1028.ui-dns.biz hostmaster.schlund.de 2016110572 28800 7200 604800 300
Primary NS (mname)
ns1028.ui-dns.biz
Admin Email (rname)
hostmaster@schlund.de
Serial
2016110572
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1028.ui-dns.com
ns1028.ui-dns.biz
ns1028.ui-dns.de
ns1028.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; fo=1; adkim=s; aspf=s; rf=afrf; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 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

10 records
  • google-site-verification=RuNSEkyDluKEdqIqqMebE-LdoS8gNaU0fBI2n_IDojc
  • 4ulgm7bvuvbq33hhj6a9r8tkid
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=G8sg1ay9nN73kmRl6AffYjlTlYRkuIvnm7Dt05g9DQk
  • MS=ms74218888
  • _95a1f3nltu67jj723tmvfexdjdbm3dx
  • mnv7yh7879wbxx5hs3130s79l8ty3pgn
  • 0lzj93wg890gyp2kv2h2xbds1pryg2x9
  • _f36hmkywqexuo79s99j3ss1tsyrulqs
  • google-site-verification=7vbVtjrJAOfbhYwBOUVOQAGeyAGKmkyKkHz8JnR05t0
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 simchen.com

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

No credit card required
Get 1,000 Free Credits