Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
agb.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 11:13:32 UTC · ↺ Refresh
MX Hostnames
- agb.org.1.0001.arsmtp.com
- agb.org.2.0001.arsmtp.com
MX Priorities
- agb.org.1.0001.arsmtp.com: 10
- agb.org.2.0001.arsmtp.com: 20
A / AAAA Records
- 23.185.0.3 (no PTR)
- 2620:12a:8001::3 (no PTR)
- 2620:12a:8000::3 (no PTR)
Mail Server IPs
- 8.31.233.88 ↩ server254.appriver.com
- 8.19.118.179 ↩ server255.appriver.com
SOA Record
Raw SOA
ns21.worldnic.com namehost.worldnic.com 125120315 10800 3600 604800 3600
Primary NS (mname)
ns21.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125120315
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns22.worldnic.com
ns21.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:69.63.150.0/23 ip4:206.112.84.117 ip4:216.32.180.112 include:spf.protection.outlook.com include:_phishspf.knowbe4.com include:287549.spf10.hubspotemail.net include:_spf.qualtrics.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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 a mx ip4:69.63.150.0/23 ip4:206.112.84.117 ip4:216.32.180.112 include:spf.protection.outlook.com include:_phishspf.knowbe4.com include:287549.spf10.hubspotemail.net include:_spf.qualtrics.com -all
- google-site-verification=TsEt34lEwVpq1efebptEDdLFEtOs2k1xdQLR_Nu3w-s
Full email verification for agb.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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