Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gridnyc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 03:09:29 UTC · ↺ Refresh
MX Hostnames
- gridnyc.com
MX Priorities
- gridnyc.com: 10
A / AAAA Records
- 128.199.102.4 (no PTR)
Mail Server IPs
- 128.199.102.4 (no PTR)
SOA Record
Raw SOA
ns1.gridnyc.com hostmaster.gridnyc.com 1 10800 3600 1209600 3600
Primary NS (mname)
ns1.gridnyc.com
Admin Email (rname)
hostmaster@gridnyc.com
Serial
1
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.gridnyc.com
ns2.gridnyc.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:128.199.102.4 ~all
📊 DNS lookups: 2/10
~ 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
1 record- SPFv=spf1 a mx ip4:128.199.102.4 ~all
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