Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
dualgroup.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 03:41:07 UTC · ↺ Refresh
MX Hostnames
- eu-smtp-inbound-1.mimecast.com
- eu-smtp-inbound-2.mimecast.com
MX Priorities
- eu-smtp-inbound-1.mimecast.com: 10
- eu-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 104.18.4.205 (no PTR)
- 104.18.5.205 (no PTR)
- 2606:4700::6812:4cd (no PTR)
- 2606:4700::6812:5cd (no PTR)
Mail Server IPs
- 195.130.217.241 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.241 ↩ eu-smtp-inbound-1.mimecast.com
- 91.220.42.201 ↩ eu-smtp-inbound-2.mimecast.com
- 91.220.42.211 ↩ eu-smtp-inbound-2.mimecast.com
- 195.130.217.211 ↩ eu-smtp-inbound-1.mimecast.com
- 195.130.217.201 ↩ eu-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
lia.ns.cloudflare.com dns.cloudflare.com 2404670735 10000 2400 604800 1800
Primary NS (mname)
lia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404670735
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
lia.ns.cloudflare.com
pablo.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:185.35.248.4 include:eu._netblocks.mimecast.com include:spf-a.dualgroup.com -include:emailcc.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=r; aspf=r
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
28 records- _iie6l9yynantzpowu9u5pb8n4v90ikk
- workplace-domain-verification=3NHm4rsg6HJht4l9LJEHLlNfyyN0v3
- cloudhealth=651630ec-f8be-4ddf-b2ec-e69377beaae3
- zoom_7160415
- _2n7cau5zzx1m8sf3g8yklvwf7wowlfp
- wiz-domain-verification=b069e9de176a736ba0966e1a54a9e370b66b9a7da32e27b07d0fcf8016f7b3d1
- google-site-verification=Yf-NxQ2IaS__Kb9_SW_L8K6bndktmjaPSPu2RU9WKJE
- atlassian-domain-verification=FxB8SCHGlatvrXIJ3wNb0RVzZYJJtKFXGGvlGochSUzgXgeKzfSfoTncgPHCsL3Y
- F42ft3MjOeGnWXHYd359pHGgLgejP0Rrbvibw6Tr+FhZ6cvNvyNaKepEeeLVB6cBq+YVooNGH3T9V5ukaGBRfA==
- openai-domain-verification=dv-SEnoIi15436QKpACn98rl8Ha
- 50cf64a8307c73e195d4a675eda68247
- Zoomticket#6524194
- MS=ms56866843
- qs7rzrk49hbs08j63wssxknld4ymgcf0
- SPFv=spf1 ip4:185.35.248.4 include:eu._netblocks.mimecast.com include:spf-a.dualgroup.com -include:emailcc.com -all
- _6lqc7xq2wxpb1cnbn7cx4csw63ak2yp
- google-site-verification=opHPxjWH1is84bxn8pv6kR6OtLioK_wcZIl3ewbxUyk
- anthropic-domain-verification-prnwef=cu2bgF0ydvZxzfdpdiDFtIUg8
- _jhc1mskg9s5dw0he95n6bg8kqv4oh3c
- 651630ec-f8be-4ddf-b2ec-e69377beaae3
- _avcbrm719xuz0tfqa3ki3mzsu67bd3h
- apple-domain-verification=Qn2LyaSMsvK7n1Mq
- _0s1py0hpz3citctxsbfxp6tc7wunucj
- 7z4x254bkq71w8kbz41hbqmcby4mpcd7
- _d1ccmgda243gmgbtl67uc5wgkac2iz7
- _uos17kzu2yqz2otl5wr7wjoqz956fli
- _5kwzszod2boh6oigw89mkwc5islrhy6
- postman-domain-verification=9ea2a0f79b8f5bdaf1fc12c66a4cd322ff8ffeeb77e348d4b9ba422a99c089097bb3740db271a2152da4e78e8ea4657848abeb40dea1f6f3356fc81c6292ab4b
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