Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
act.is
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 03:46:45 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-2.mimecast.com: 10
- eu-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 139.162.227.81 ↩ 139-162-227-81.ip.linodeusercontent.com
Mail Server IPs
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1.bb-online.net postmaster.act.is 2026021301 10800 3600 604800 86400
Primary NS (mname)
ns1.bb-online.net
Admin Email (rname)
postmaster@act.is
Serial
2026021301
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.bb-online.net
ns3.bb-online.info
ns4.bb-online.biz
ns2.bb-online.org
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:3.11.0.188 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- anthropic-domain-verification-822ffs=V7djZRS1VNkvSbq49xUKRwgOs
- atlassian-domain-verification=S0UQ07yaydbj/Otg1gn/PER8ycbVbjxGm3WQsZoRCPU3SslRdSLbH1QFoPP6OS/U
- 87OX9CW3n/NFg6x8rcuKApyQWLhu0/2nXveSls1DG3v3wQvb/BeovdYgDCFprIAU7Cyp1V5cPz/GWb5iHXZJcA==
- NCF6/13tt4XGTI8be7cFgiUIqs8HDAbLrupiC39K4vw4VrYDhLYcco6tgzvOdbAKSgNR0GuWnjWWGPEh9HmwtQ==
- docusign=44b85056-9338-4eba-a6d7-98cce7b73ca4
- openai-domain-verification=dv-w6rijzRWk5Inc7End1VpK8gU
- apperio-domain-verification=2eae93b36b8540b9b66e489712e47999
- 202202281633352ypjz2n8vek5122d94tol3hairycw9a2v38psdx4jxb0jt8gyr
- SPFv=spf1 ip4:3.11.0.188 include:spf.protection.outlook.com include:eu._netblocks.mimecast.com ~all
- 0ed1fe018ab3a5d42e39b74de986316e314fc105c8
- apple-domain-verification=K5a0km71xGiuapWh
- adobe-sign-verification=135d41c9524fdb24a96935da8d03f90f
- adobe-idp-site-verification=eb3589bb5c0912b65764920eeb6f4cdd27bc3eeb4fbaeac8f1fa828393bd6ed7
- MS=ms76568765
Full email verification for act.is
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits