Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
go-2b.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 15:28:07 UTC · ↺ Refresh
MX Hostnames
- go2b-de0e.mail.protection.outlook.com
MX Priorities
- go2b-de0e.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.75.247 (no PTR)
- 104.26.14.153 (no PTR)
- 104.26.15.153
- 2606:4700:20::681a:e99
- 2606:4700:20::ac43:4bf7
- 2606:4700:20::681a:f99
Mail Server IPs
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
odin.ns.cloudflare.com dns.cloudflare.com 2398847647 10000 2400 604800 1800
Primary NS (mname)
odin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398847647
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
odin.ns.cloudflare.com
vida.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:85.13.235.0/25 ip4:64.28.22.166/31 ip4:64.28.22.168/30 ip4:78.94.8.98 include:spf.teuto.net include:spf.protection.outlook.com include:spf.go-2b-planer.de include:spf.kvantel.no include:mail.zendesk.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
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
2 records- SPFv=spf1 mx a ip4:85.13.235.0/25 ip4:64.28.22.166/31 ip4:64.28.22.168/30 ip4:78.94.8.98 include:spf.teuto.net include:spf.protection.outlook.com include:spf.go-2b-planer.de include:spf.kvantel.no include:mail.zendesk.com -all
- MS=ms11132426
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