geometer.biz

Valid Email Server
Domain Lookup › geometer.biz

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
geometer.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 22:18:33 UTC · ↺ Refresh

MX Hostnames

  • geometer-biz.mail.protection.outlook.com

MX Priorities

  • geometer-biz.mail.protection.outlook.com: 10

A / AAAA Records

  • 162.159.134.42 (no PTR)

Mail Server IPs

  • 52.101.185.12 ↩ mail-zrap278cu00304.inbound.protection.outlook.com
  • 52.101.185.13 ↩ mail-zrzp278cu00205.inbound.protection.outlook.com
  • 52.101.185.14 ↩ mail-zr1p278cu00206.inbound.protection.outlook.com
  • 52.101.187.1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::1 ↩ mail-zrzp278cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c:: ↩ mail-zrap278cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:ca3e::1 ↩ mail-gvap278cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::2 ↩ mail-zr1p278cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ns.hostpoint.ch hostmaster.hostpoint.ch 1774483200 14400 1800 604800 3600
Primary NS (mname)
ns.hostpoint.ch
Admin Email (rname)
hostmaster@hostpoint.ch
Serial
1774483200
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.hostpoint.ch
ns2.hostpoint.ch
ns3.hostpoint.ch

SPF Record

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

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • knowbe4-site-verification=92771f5a15e185b3b0ffc70209ed82d9
  • MS=ms73761748
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