Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blackburnsurveying.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 16:59:02 UTC · ↺ Refresh
MX Hostnames
- mail.blackburnsurveying.com
MX Priorities
- mail.blackburnsurveying.com: 10
A / AAAA Records
- 137.220.34.53 ↩ affordablewebnetwork.com
Mail Server IPs
- 137.220.34.53 ↩ affordablewebnetwork.com
SOA Record
Raw SOA
ns1.blackburnsurveying.com doriskweb.yahoo.com 2026031302 10800 3600 1209600 10800
Primary NS (mname)
ns1.blackburnsurveying.com
Admin Email (rname)
doriskweb@yahoo.com
Serial
2026031302
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns2.blackburnsurveying.com
ns1.blackburnsurveying.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +a:affordablewebnetwork.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=ubUweFi5uPdoPtPsXXqYpDQ-KF0Ust67ihEr1iIbBmU
- SPFv=spf1 +a +mx +a:affordablewebnetwork.com ~all
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