Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rbbcommunications.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 12:04:57 UTC · ↺ Refresh
MX Hostnames
- rbbpr.in.tmes.trendmicro.com
MX Priorities
- rbbpr.in.tmes.trendmicro.com: 32767
A / AAAA Records
- 104.26.3.241 (no PTR)
- 172.67.74.113 (no PTR)
- 104.26.2.241 (no PTR)
- 2606:4700:20::681a:2f1 (no PTR)
- 2606:4700:20::ac43:4a71 (no PTR)
- 2606:4700:20::681a:3f1 (no PTR)
Mail Server IPs
- 18.208.22.77 ↩ in.tmes.trendmicro.com
- 18.208.22.79 ↩ in.tmes.trendmicro.com
- 18.208.22.80 ↩ in.tmes.trendmicro.com
- 18.208.22.78 ↩ in.tmes.trendmicro.com
SOA Record
Raw SOA
eloise.ns.cloudflare.com dns.cloudflare.com 2399808846 10000 2400 604800 1800
Primary NS (mname)
eloise.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399808846
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jake.ns.cloudflare.com
eloise.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:aspmx.pardot.com include:autotask.net include:_spf.salesforce.com include:21341035.spf10.hubspotemail.net ip4:64.78.151.128/26 ip4:216.241.183.0/24 ip4:50.254.5.205 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; pct=50; adkim=r; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
8 records- 97qvsebpelh2636ohvqn8g18pl
- google-site-verification=37lXIjzd-L2Vn3reI4N9ORNoaEDQEvoMPQuVYkTMrX0
- google-site-verification=hHAs8O-Xg_XiepFez6TQYrMjnX7cbrwR2MITBpRvyeA
- pardot1014242=820329739445b7523d8ef7ba02e3056e042cba8ad789aa7e243f6fcc33e73544
- sending_domain1014242=52f3fb83916c5f6784303071e3253cbb890ecbe882e48962a11956d2910ef95d
- tmes=abc0bfedbb6c399aafb20060bbf79638
- SPFv=spf1 include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:aspmx.pardot.com include:autotask.net include:_spf.salesforce.com include:21341035.spf10.hubspotemail.net ip4:64.78.151.128/26 ip4:216.241.183.0/24 ip4:50.254.5.205 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 -all
- v=verifydomain MS=2360306
Full email verification for rbbcommunications.com
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