Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
citadelgroup.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 10:53:47 UTC · ↺ Refresh
MX Hostnames
- mxb-001f6701.gslb.pphosted.com
- mxa-001f6701.gslb.pphosted.com
MX Priorities
- mxa-001f6701.gslb.pphosted.com: 10
- mxb-001f6701.gslb.pphosted.com: 10
A / AAAA Records
- 104.18.28.149 (no PTR)
- 104.18.29.149 (no PTR)
Mail Server IPs
- 148.163.144.71 ↩ mx0a-001f6701.pphosted.com
SOA Record
Raw SOA
ns-762.awsdns-31.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-762.awsdns-31.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-762.awsdns-31.net
ns-1404.awsdns-47.org
ns-17.awsdns-02.com
ns-1992.awsdns-57.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf-001f6703.pphosted.com include:spf-001f6701.pphosted.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
12 records- ZOOM_verify_xWfsiqMOR0SR1F9piVF_hA
- apple-domain-verification=MbPeX4Wp3hWuID71
- ciscocidomainverification=8a1bc6d6df446faade194b0a7d59d2c2f33baa9d8817115afdc07b04bffe63d
- docusign=d84d8e6a-07d5-41e0-9deb-a604ebda1337
- docusign=e65dbee0-a1b0-4656-8482-849b0216f82a
- dtm-domain-verification=7-okd_vS-5QV-IPzisHtpYpVMQXiBOS9C2CfXeXSFjA
- google-site-verification=PO3vsn_3xozr83ad3z-tfXsoHvJPiNXHVDkswNfToCU
- jamf-site-verification=gEtQOaBpVPvZy155Sg4DEQ
- sZHt8xGV1xvA/J1PMG1/bX9Y12N+M3FvyX25TbKwxW6Zza7muiP6VhOB46bJP709qN65/A6Nby28a78UC0JinA==
- SPFv=spf1 include:spf-001f6703.pphosted.com include:spf-001f6701.pphosted.com include:spf.protection.outlook.com ~all
- vmware-cloud-verification-91f30487-df83-4e05-81fe-d3435dcfe245
- 760hJhJ/HTvA211AG66hVZ9xLawm1+OacUbjNReWmnW436UTxwdOy61bFg6PMXpFjuuwm9C/5wKMjoMZSxbZVQ==
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