Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sdcounty.ca.gov
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:03:09 UTC · ↺ Refresh
MX Hostnames
- mx1.hc2484-50.iphmx.com
- mx2.hc2484-50.iphmx.com
MX Priorities
- mx1.hc2484-50.iphmx.com: 5
- mx2.hc2484-50.iphmx.com: 5
A / AAAA Records
- 23.49.250.159 ↩ a23-49-250-159.deploy.static.akamaitechnologies.com
- 23.49.250.170 ↩ a23-49-250-170.deploy.static.akamaitechnologies.com
Mail Server IPs
- 216.71.148.168 ↩ esa4.hc2484-50.iphmx.com
- 216.71.144.85 ↩ esa1.hc2484-50.iphmx.com
- 216.71.144.86 ↩ esa3.hc2484-50.iphmx.com
- 216.71.148.155 ↩ esa2.hc2484-50.iphmx.com
SOA Record
Raw SOA
a1-6.akam.net pp1621.att.com 1559955912 1200 180 1209600 3600
Primary NS (mname)
a1-6.akam.net
Admin Email (rname)
pp1621@att.com
Serial
1559955912
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
a24-64.akam.net
a3-65.akam.net
a1-6.akam.net
a14-67.akam.net
a5-66.akam.net
a8-67.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.firmstep.com mx ip4:170.213.239.66 ip4:170.213.239.69 ip4:170.213.239.70 ip4:170.213.239.216 include:spf.protection.outlook.com include:_spf.salesforce.com include:sendgrid.net include:imagetrend.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=s; fo=0:d:s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
18 records- _qfkxghbrmim51jyatu0dfhjhkeoqe5l
- box-domain-verification=a0b6b80d645eaffb9f8d1111be68e73f52bae86ea0bb32b5efaac20d28591019
- amazonses:urxKTGOBk1WBG/U6YexgEHMaoLpWE4nTKAacyDluZeI=
- adobe-idp-site-verification=b1bf8ad0-b58b-4acf-918f-8d7ca1242ba3
- docusign=a71f441d-c74c-47f1-9f7f-9a9b4280961a
- apple-domain-verification=3N0mkoLhboqydo3G
- ZA=+4i+H3heM7ih94Ncx/qFiw==
- zendeskverification=39b6287f602401ce
- _mh5cjyh86fumvmnpwson2mq5bzvdswl
- MS=ms70983541
- cisco-ci-domain-verification=b643401ad06cd1409add87be80503564e22961ed4f8bf5a73fea70fe16cdc7d
- szTIGywP7bkC+QOV/rlbMUGBDgQ6Qqm2krm7KdEGGQZLVqnrBuzwAsQ4zP6NxIzOR0l+z17ty44vjxZk1nPSPQ==
- 6bcf0c535bfec3b1b7731dc2e636cc37d44e462d0e91b675a9d9d0df255fda6d
- iMJh/e1OK8yxdc9Ppz90u3wmBAXxqkymiRR3NIUrCws=
- _8adm2cx1fvjvqoixltx5qimdhkwa6oy
- SPFv=spf1 include:_spf.firmstep.com mx ip4:170.213.239.66 ip4:170.213.239.69 ip4:170.213.239.70 ip4:170.213.239.216 include:spf.protection.outlook.com include:_spf.salesforce.com include:sendgrid.net include:imagetrend.net -all
- cisco-ci-domain-verification=4b96304220a70ee31ea751444f983558e7686bd710b843abeb23f824856f6845
- docusign=d8a5a0c1-c40e-47de-9eda-d6e6c9fc9616
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