Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
potomacpediatrics.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 16:39:14 UTC · ↺ Refresh
MX Hostnames
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- mx2-us1.ppe-hosted.com: 20
- mx1-us1.ppe-hosted.com: 10
A / AAAA Records
- 172.67.188.66 (no PTR)
- 104.21.40.192 (no PTR)
- 2606:4700:3036::ac43:bc42 (no PTR)
- 2606:4700:3030::6815:28c0 (no PTR)
Mail Server IPs
- 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
- 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
SOA Record
Raw SOA
burt.ns.cloudflare.com dns.cloudflare.com 2398213942 10000 2400 604800 1800
Primary NS (mname)
burt.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398213942
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kami.ns.cloudflare.com
burt.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.usaepay.com include:sendgrid.net ip4:70.39.235.127 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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
✓ 3 found
default._domainkey
s1._domainkey
s2._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
9 records- msmooin0qna8h7n0cs4prr7a1j
- pu8c1s31iqou2cnll6svln7hb6
- SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com include:spf.usaepay.com include:sendgrid.net ip4:70.39.235.127 -all
- v=verifydomain MS=1513094
- MS=ms37611712
- MS=ms79388015
- g5hbd9u8domb0skl3o7kofavei
- google-site-verification=42yWjAOpG8bFfPL0um0qvwbZbZJu8SHK9v13p1FKCgc
- iContact593904
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