Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
3pgroup.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 09:59:16 UTC · ↺ Refresh
MX Hostnames
- filter.onlinespamfilter.nl
- filter.onlinespamfilter.com
MX Priorities
- filter.onlinespamfilter.com: 10
- filter.onlinespamfilter.nl: 10
A / AAAA Records
- 79.143.216.229 ↩ nss-web2.nieuwenborg.nl
Mail Server IPs
- 92.119.29.137 ↩ filter.onlinespamfilter.com
- 92.119.29.136 ↩ filter.onlinespamfilter.nl
SOA Record
Raw SOA
ns1.sectigoweb.com admin.sectigo.com 1665141984 86400 7200 604800 300
Primary NS (mname)
ns1.sectigoweb.com
Admin Email (rname)
admin@sectigo.com
Serial
1665141984
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns3.sectigoweb.com
ns4.sectigoweb.com
ns1.sectigoweb.com
ns2.sectigoweb.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a include:spf.protection.outlook.com include:spf.otys.nl include:_spf.onlinespamfilter.nl include:_spf.nieuwenborg.nl ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
3 records- 122f3eb94b50dd1d77e7f4a5bfa5034255017d059a63b0c0fe1df1149afd64e5
- google-site-verification=IL1WxEoky_zvxIMrQPN4LUljcdx-OECRZNKRHuf4XXs
- SPFv=spf1 a include:spf.protection.outlook.com include:spf.otys.nl include:_spf.onlinespamfilter.nl include:_spf.nieuwenborg.nl ~all
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