Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coalfire.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 18:58:11 UTC · ↺ Refresh
MX Hostnames
- mxb-00248701.gslb.pphosted.com
- mxa-00248701.gslb.pphosted.com
MX Priorities
- mxa-00248701.gslb.pphosted.com: 10
- mxb-00248701.gslb.pphosted.com: 10
A / AAAA Records
- 13.33.67.6 ↩ server-13-33-67-6.jfk50.r.cloudfront.net
- 13.33.67.39 ↩ server-13-33-67-39.jfk50.r.cloudfront.net
- 13.33.67.59 ↩ server-13-33-67-59.jfk50.r.cloudfront.net
- 13.33.67.37 ↩ server-13-33-67-37.jfk50.r.cloudfront.net
Mail Server IPs
- 148.163.153.113 ↩ mx0b-00248701.pphosted.com
SOA Record
Raw SOA
ns-643.awsdns-16.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-643.awsdns-16.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1323.awsdns-37.org
ns-1770.awsdns-29.co.uk
ns-359.awsdns-44.com
ns-643.awsdns-16.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.coalfire.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
31 records- anthropic-domain-verification-7jr7eg=zACnaXseVQvFfkhMyprUdGf6E
- atlassian-domain-verification=YY0jlZLVoZhSTltp5Ay9r8lyuxbP9w65UbtfQYsq7iwTDSUGWbFG0oRWdIzKOmvz
- google-site-verification=yQxC999bscrgQUdccA_YKhWR5fejfk4RLUSiOZRwGZg
- pardot_21732_*=8a9aef5c52c192f85e7240332ad729f0ef1575f8d7361abee5fbf9dc48370657
- SPFv=spf1 include:spf.coalfire.com -all
- dujf534tr2rb8u0n6795c7qk5i
- jamf-site-verification=xIrvcyYNf8eoUOun7TMIIg
- rpc0u686srl608chmdgtro8l5m
- pendo-domain-verification=b5d42101-c509-41d7-83d8-c9f5db8c8782
- docusign-GRO-3e3ed1ad-1938-4c71-9c1c-9a9905dc7e55
- reachdesk-verification=zhwv5dgtcO3392vBCVF8lilYt2RAFXf7BA4ph9lsnrewEN0jo31FppG68PRIG2CC
- mongodb-site-verification=9C2wKN93JgVLQ6tHtFpvyEuEXEMbH1Uv
- new-relic-domain-verification=60284b0852e94413b3bf03ba94f8b21a
- v=verifydomain MS=6808489
- amazonses:OMiIgVZOFypPJ1Zb1CkKIMvsCWCXat4wCKfZvEZiK1E=
- docusign=f647e905-31ae-4b0b-bbf3-94e9e9a9aaeb
- sprout-social-a3a7d8bb-dd21-4b6b-8008-f7fab8fd6672
- adobe-idp-site-verification=e4c5771c0a639f96e6cc47ebc005dd42442fcbed8efc47c7ed6f51c7e3a67409
- amazonses:fP5xruGB0FrhlOpu7pKyU3u9WxENe6V/PUlwgbbiTqA=
- fc6cb936d26d66dba578cc51f9eed8d66dbee58b
- apple-domain-verification=wTzVFwtq9ZgvGS9b
- wrike-verification=NjM0Njc5NzplYjZkZDZlN2FkZjY4YmFjNzI0Y2NkOWI3ZDFmM2QwODFiYjc2ZmNlZDIyNWQ4MWQ4YjhiYTEwYTM2N2IwZmMz
- cursor-domain-verification-99krjh=6JNckXUgA2aJ01Ow23bBCcVYD
- gc-ai-domain-verification-97nfa7=lxi79wYltXz3EfXKx1xgkC7n9
- slack-domain-verification=u35NbvM9ONZdEIgv7HqAL7245Guvw7fUszRtdqGv
- logmein-verification-code=33a322b6-24b5-465e-8310-f15d2cd8bf13
- _globalsign-domain-verification=ln6G6qMbrMeJLZSOGjjxis2fcs9NHicunfT-JK_mCZ
- qMepMKqVSRry6VsRqXa4s5UlHwmla8R5n7trBHzFzedx0AYyHFDhyQfHFJKyjyZdEicXSk0kQ0GQwXP4dknnSQ==
- google-site-verification=9kn07XMzi1Qc6_1AzTUh_QOaFCh00DLd6R85hsifyoM
- atlassian-sending-domain-verification=e69428fb-a9f3-4eaf-a26d-7685123beb02
- ae15npa1h1mcij48kahb3edse8
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