otb.info

Valid Email Server
Domain Lookup › otb.info

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
otb.info
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-19 05:22:02 UTC · ↺ Refresh

MX Hostnames

  • otb-info.mail.protection.outlook.com

MX Priorities

  • otb-info.mail.protection.outlook.com: 10

A / AAAA Records

  • 5.35.226.210 ↩ wp441.webpack.hosteurope.de

Mail Server IPs

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

SOA Record

Raw SOA ns73.domaincontrol.com dns.jomax.net 2026031005 28800 7200 604800 600
Primary NS (mname)
ns73.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031005
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns74.domaincontrol.com
ns73.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a include:spf.protection.outlook.com ip4:62.55.182.68 ip4:212.144.24.13 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

6 records
  • MS=ms98847596
  • swisssign-check=vphBRb4Jfe01xUED-zY7ksrrE_0
  • google-site-verification=D7kCJ3IoaRYf7vcqiYToG2T9h_gFFlle9CGUJ9pcZAc
  • 3l6q0kfu42rb49sngo893eevlo
  • apple-domain-verification=hnd5DSYCLB8CZMtm
  • SPFv=spf1 a include:spf.protection.outlook.com ip4:62.55.182.68 ip4:212.144.24.13 ~all
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