Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
co.weld.co.us
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 16:39:58 UTC · ↺ Refresh
MX Hostnames
- mxa-00144202.gslb.pphosted.com
- mxb-00144202.gslb.pphosted.com
MX Priorities
- mxa-00144202.gslb.pphosted.com: 10
- mxb-00144202.gslb.pphosted.com: 10
A / AAAA Records
- 204.133.39.112 ↩ owa.weldgov.com
Mail Server IPs
- 148.163.140.95 ↩ mx0b-00144202.pphosted.com
- 148.163.144.95 ↩ mx0a-00144202.pphosted.com
SOA Record
Raw SOA
edns5.ultradns.com hostmaster.co.weld.co.us 2021041849 3600 1800 604800 1800
Primary NS (mname)
edns5.ultradns.com
Admin Email (rname)
hostmaster@co.weld.co.us
Serial
2021041849
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
edns5.ultradns.org
edns5.ultradns.biz
edns5.ultradns.com
edns5.ultradns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:204.133.39.205 ip4:204.133.39.206 ip4:204.133.39.240 ip4:148.163.144.95 ip4:148.163.140.95 ip4:107.20.210.250 ip4:52.1.14.157 ip4:54.240.62.215 ip4:54.240.62.216 include:listserv.co.weld.co.us include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
14 records- MS=ms10895993
- 3btydw3n2wyxpkdvw1rpk88ldnyjvwrf
- _gnk1n2060mcmndaoph2dpuhamh7njtw
- _iau66qeo8pz2u5355otjqmuoz3apk83
- k2rlhm7l4h21zy0q7jfsf6fvwy8sgf6n
- smnqqvq3hpk15gx177ddhw9ppfxwdfrs
- xsrlhkh3b5d70hl5jtny9dzhnhcd7t9r
- apple-domain-verification=90MWGqKc9iNjH155
- amazonses:Cy41txEEvtzy4ygUXEppy/aE9tyREi1PO6nqReWt+48=
- smartsheet-site-validation=jXAk-Zb42ncRestOm44_H5LWry7j6oZy
- adobe-idp-site-verification=af1e23a6-c3b0-4c0b-a965-7d01f8b85723
- intersight=d56fefdc4415728e527d0879d058ceecdbe08291f4a93f6b37675d814559124d
- 0X2F4uepVwppClhBjgV1e5QpjxyYXgE/AmUULyp5UJouhqhPSA+bTHJHeEVwsLGji6Hsx3rbiSuDWr52jMnxwA==
- SPFv=spf1 ip4:204.133.39.205 ip4:204.133.39.206 ip4:204.133.39.240 ip4:148.163.144.95 ip4:148.163.140.95 ip4:107.20.210.250 ip4:52.1.14.157 ip4:54.240.62.215 ip4:54.240.62.216 include:listserv.co.weld.co.us include:spf.protection.outlook.com -all
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