gbo.com

Valid Email Server
Domain Lookup › gbo.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gbo.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 00:23:20 UTC · ↺ Refresh

MX Hostnames

  • mxb-0025fa01.gslb.pphosted.com
  • mxa-0025fa01.gslb.pphosted.com

MX Priorities

  • mxb-0025fa01.gslb.pphosted.com: 10
  • mxa-0025fa01.gslb.pphosted.com: 10

A / AAAA Records

  • 104.26.5.13 (no PTR)
  • 104.26.4.13 (no PTR)
  • 172.67.71.4 (no PTR)
  • 2606:4700:20::681a:50d (no PTR)
  • 2606:4700:20::ac43:4704 (no PTR)
  • 2606:4700:20::681a:40d (no PTR)

Mail Server IPs

  • 91.207.212.239 ↩ mx07-0025fa01.pphosted.com
  • 185.132.180.4 ↩ mx08-0025fa01.pphosted.com

SOA Record

Raw SOA andy.ns.cloudflare.com dns.cloudflare.com 2398050093 10000 2400 604800 1800
Primary NS (mname)
andy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398050093
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

andy.ns.cloudflare.com
roxy.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.greiner.at include:_spf.safewebservices.com ip4:185.51.197.12 ip4:185.51.197.13 ip4:185.51.197.14 ip4:185.51.197.19 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=none; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],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

14 records
  • ZOOM_verify_B0lU9AxjRFGz1cX3-0JJAA
  • adobe-idp-site-verification=4a3dfe4b67d29699d9c0cb718005d359811f7f9a3733719a4f4151b0b967fa56
  • atlassian-domain-verification=1oJHXtjkrMuyzBj7aY7l6k50F/seQbm/FAMAZpnzD8++Kyl/Q9gRr/r81O2jNwZh
  • biSR0XbKIcOAJ2EY/kVf3FB78Ag0PAd4NinyTtc+/vcSlCUkwiiYR2tqZmz0Lc0ysphxmmE8leOno21tbgZWkg==
  • cisco-ci-domain-verification=87afc17f3969dcb9e0acc2ad95f7a24cbb59111d756cd561dc21264f26afdee
  • google-site-verification=l6y02Rs1r2udnKhoj5sgNDfhpP_RzIXdQtnb7zE-_xg
  • hjno19ecemjv0oshrtinihu32j
  • knowbe4-site-verification=d3fac38b0854450d6a6a6c820aa2ee12
  • miro-verification=2e07c5d92fe901da46eacabfaf0d71db74ca727a
  • onetrust-domain-verification=d31e308325e446eabc483a0e2b2677bc
  • teamviewer-sso-verification=6bc2a1a0a49548e4adf84e4e201478c0
  • SPFv=spf1 include:spf.greiner.at include:_spf.safewebservices.com ip4:185.51.197.12 ip4:185.51.197.13 ip4:185.51.197.14 ip4:185.51.197.19 -all
  • 24g6n4h925476nkrukjh8j8e6d
  • MS=ms26189016
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