Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sig.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:32:00 UTC · ↺ Refresh
MX Hostnames
- sig-com.mail.protection.outlook.com
MX Priorities
- sig-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.140.127 (no PTR)
- 172.66.0.125 (no PTR)
Mail Server IPs
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-06.azure-dns.com hostmaster.susq.com 2019092800 1200 3600 2419200 3600
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
hostmaster@susq.com
Serial
2019092800
Refresh
1200s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns1-06.azure-dns.com
ns2-06.azure-dns.net
ns3-06.azure-dns.org
ns4-06.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 include:susq.com include:_spf.bluematrix.com include:_u.sig.com._spf.smart.ondmarc.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; aspf=s; fo=1; ri=3600; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
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
22 records- knowbe4-site-verification=bef88764a5392fe8eb18387232f175aa
- r0jm6jeusb5vm8m3ecgt0ractc
- cursor-domain-verification-jnr2zq=HCGQna2ithwYVtoO84GYqt3CW
- docker-verification=0909377f-6a4e-4de7-a0f3-2e8c30d41fbf
- anthropic-domain-verification-qnajz7=SDoK1ZpsC7X6IB2WEYYAXZYvY
- LhMYfXeDJjJPAVsdvKrSuUhkMnz4PTO219VJQmDwGldi/XZDTguODfYhTPKVqft3XU0dYVJCngXHvNrDRN2v5w==
- MS=EC2294DC8482D48D44EB74EB41D088DD86139C1E
- google-site-verification=zCBRSGGLZX4uberQdUPFPKLBd-bUQy2yJyVdiMP_KQA
- 17s88035fm5e5jah7s3qj2or9j
- atlassian-domain-verification=aiqJQsvlPyFctQzZwft0Hj3savToxjzOumrOnR5e/AJyRElHmTJWICXafWjo21gO
- paloaltonetworks-site-verification=32d1ce8953a71dbb940f982533d186b1c00a45e3ccba2eed3792bfbdb08e3270
- smartsheet-site-validation=nSNgh9kKXD3GibiJavEVqd8aGVOp2ASU
- zoho-verification=zb59160483.zmverify.zoho.com
- sigcom.azurewebsites.net
- openai-domain-verification=dv-cf924P4kdLwF2Ow9mnv5xxDB
- GQmdbS4m/DaFZMQqwTWg9nskFCmuHDUSF4/bZkNzp0Yq84lHsYPi/Ad4V9iohFBWHpvmBsyUTqe1/TuuiHJ1vQ==
- cisco-ci-domain-verification=5a6adc390f02e23874408f3ccd4455af981bd60acafeaf3dbbcad7985b51ba3d
- SPFv=spf1 include:susq.com include:_spf.bluematrix.com include:_u.sig.com._spf.smart.ondmarc.com -all
- 7qevv042m0efmhfhnhk0te7a9k
- google-site-verification=DokneXMq0DfCQtfSHT3phYo9--zuS8cTwVIO57CKjEs
- docusign=c450c29d-bd84-4def-ba28-1298e2b14862
- docusign=7ac5c5d4-bbe5-4b0c-8269-df2657bac28e
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