Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sygnia.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 09:58:21 UTC · ↺ Refresh
MX Hostnames
- sygnia-co.mail.protection.outlook.com
MX Priorities
- sygnia-co.mail.protection.outlook.com: 1
A / AAAA Records
- 172.67.203.198 (no PTR)
- 104.21.22.91 (no PTR)
- 2606:4700:3033::ac43:cbc6
- 2606:4700:3030::6815:165b
Mail Server IPs
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
SOA Record
Raw SOA
carl.ns.cloudflare.com dns.cloudflare.com 2397553112 10000 2400 604800 1800
Primary NS (mname)
carl.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397553112
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
carl.ns.cloudflare.com
etta.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:31.154.181.42/30 ip4:31.154.135.62/30 include:spf.protection.outlook.com include:emailus.freshservice.com include:8776530.spf04.hubspotemail.net include:mailsenders.netsuite.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=quarantine; adkim=s; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=3600; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
18 records- google-site-verification=KYNHN0xHTk45GSCkkq6R_l_scLL64sap0AlTPt4OQ10
- google-site-verification=nevcVQoD_4IjIoqICzrya-XRNu_aFnPNBxANsvzBxMM
- SPFv=spf1 ip4:31.154.181.42/30 ip4:31.154.135.62/30 include:spf.protection.outlook.com include:emailus.freshservice.com include:8776530.spf04.hubspotemail.net include:mailsenders.netsuite.com include:_spf.salesforce.com -all
- docusign=87ea5f23-14e4-46dc-a50d-9f51f5752970
- google-site-verification=BYzQiLNRuJbvTDJyaQpGKc8L889SvLoQ3AVEM4bxscU
- openai-domain-verification=dv-Z9FiS3SbYxWIByeu62BJiSbN
- google-site-verification=LombgLbYkRhsfx6L_i9TtN0-ZiptHlyih1L-ZIfghic
- cursor-domain-verification-289cbt=6HMpRwq0HnGpdlGVrE81OJ3c7
- _github-challenge-SygniaLabs.sygnia.co.=88d2101530
- MS=ms66146306
- ZOOM_verify_TFLEzBRmQc6OaItUtFHySw
- docker-verification=22f72088-e6b8-4caf-986d-439b2dd9f5a4
- google-site-verification=fcXWNLRwI9a4f3eWQc_NWYzIPEBoGVPVcMFTtagV2Jc
- _github-challenge-SygniaLabs.www.sygnia.co.=c995c4b45c
- apple-domain-verification=0lxjnhwgeywWvfLg
- google-site-verification=KQz3dLlYCuiUjexkihiYsV5LRnDEv5UzEgAynzpvwO4
- google-site-verification=6mUFPrsmzCzB3VHa57rbTBPPA3hvaHFfpjubAJj5BYo
- _r6g7qqk7s9uip6ji267875q2gvg1q01
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