Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
biagibros.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:33:39 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.21.58.103 (no PTR)
- 172.67.159.2 (no PTR)
- 2606:4700:3037::6815:3a67 (no PTR)
- 2606:4700:3032::ac43:9f02 (no PTR)
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
karina.ns.cloudflare.com dns.cloudflare.com 2396976095 10000 2400 604800 1800
Primary NS (mname)
karina.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396976095
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
zod.ns.cloudflare.com
karina.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:usb._netblocks.mimecast.com include:spf.antispamcloud.com include:spf.protection.outlook.com ip4:208.67.177.194 ip4:208.67.177.195 a ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- 0ed1fe018a7a955a0715794aca97e32c070e46b551
- ahrefs-site-verification_5ea40530e5bb0593bec7ac7bac531a3f05cc19c3575652e34506682230e83008
- atlassian-sending-domain-verification=079acd8c-0622-474a-8795-57a195ad85a4
- duo_sso_verification=Vv4slVAptVldp9SdEbfP1Mctet0yfKXgcNmptlgqxHZ3PjJv1go6CCUeygdJIhSt
- google-site-verification=lym-sSZES_imt29M_XcGJde02eq1qiEjrMn1ia2h-C0
- tmtz9jyyjg53c22rk9yl5r8sy30942d7
- SPFv=spf1 include:usb._netblocks.mimecast.com include:spf.antispamcloud.com include:spf.protection.outlook.com ip4:208.67.177.194 ip4:208.67.177.195 a ~all
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