Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fireflyspace.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 23:37:39 UTC · ↺ Refresh
MX Hostnames
- fireflyspace.mail.protection.office365.us
MX Priorities
- fireflyspace.mail.protection.office365.us: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 23.103.199.138 ↩ mail-bn3usg020138.inbound.protection.outlook.com
- 23.103.199.170 ↩ mail-cy1usg020170.inbound.protection.outlook.com
- 2001:489a:2202:5::10 ↩ mail-cy1usg020010.inbound.protection.outlook.com
- 2001:489a:2202:4::10 ↩ mail-bn3usg020010.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-183.awsdns-22.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-183.awsdns-22.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1969.awsdns-54.co.uk
ns-738.awsdns-28.net
ns-1093.awsdns-08.org
ns-183.awsdns-22.com
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.protection.office365.us a:dispatch-us.ppe-hosted.com include:spf.fireflyspace.com include:_spf.mlsend.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; sp=reject; fo=1; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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- rippling-domain-verification=2a037f6c81673985
- SPFv=spf1 a include:spf.protection.office365.us a:dispatch-us.ppe-hosted.com include:spf.fireflyspace.com include:_spf.mlsend.com include:_spf.psm.knowbe4.com -all
- MS=ms47485376
- ZOOM_verify_wIy1xLeMov5mfn9RcL7y3O
- apple-domain-verification=Twkt2BClbnXPQZo0
- atlassian-domain-verification=/Bgvab2BXIBjRRoNkKkrdgLj1QUbt2R0wNEROuUaFkntjrY3qrfKAasO6uE6uKEI
- box-domain-verification=fa9b5c677abde22a8d30b59da99e73f5a01c9f38e3a028b0721bd6f286252064
- duo_sso_verification=m1HKaxvvf53XIZBwDIhGXIy9MznZo3QeZCU0Qf3LKhS4E5TiHWjq6DPqwNxigpX1
- google-gws-recovery-domain-verification=61175459
- google-site-verification=646pETKQsajw3r6q22O3S6GZHmFQWYjeUAWqDuXioTQ
- google-site-verification=Qn8FqUdXKtr5Ei2ZO9AqEFqBxKIHgSRaYtROia51NCI
- google-site-verification=WI-t1yDNw_wrxjGEPGyj7z8IgONte4OcwTfv3TLh068
- mailerlite-domain-verification=d17d808f196a0071e877937d4f364efff1af12f0
- ppe-98cd6459dbd9f5ece347
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