Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rbc.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 03:37:28 UTC · ↺ Refresh
MX Hostnames
- mx2.hc391-17.ca.iphmx.com
- mx1.hc391-17.ca.iphmx.com
MX Priorities
- mx1.hc391-17.ca.iphmx.com: 5
- mx2.hc391-17.ca.iphmx.com: 5
A / AAAA Records
- 23.61.45.134 ↩ a23-61-45-134.deploy.static.akamaitechnologies.com
Mail Server IPs
- 216.71.135.143 ↩ esa.hc391-17.ca.iphmx.com
- 216.71.131.69 ↩ esa.hc391-17.ca.iphmx.com
SOA Record
Raw SOA
edns3.ultradns.com premiumdns.support.neustar 2019239273 600 600 1209600 900
Primary NS (mname)
edns3.ultradns.com
Admin Email (rname)
premiumdns@support.neustar
Serial
2019239273
Refresh
600s
Retry
600s
Expire
1209600s
Minimum TTL
900s
Nameservers (NS)
ns7.ultradns2.com
ns7.ultradns2.org
edns3.ultradns.biz
edns3.ultradns.com
edns3.ultradns.net
edns3.ultradns.org
SPF Record
✓ Strict (-all)
v=spf1 mx exists:%{i}.spf.hc391-17.ca.iphmx.com exists:%{i}.spf.hc490-56.ca.iphmx.com exists:%{i}.spf.hc859-0.ca.iphmx.com ip4:142.245.10.0/28 ip4:170.175.30.0/28 include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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
27 records- wiz-domain-verification=9842b15a3028580108c29e440bf767ca870aef9bc65ca1bf10eb353a7295a6e8
- SFMC-gEp6A4ucUJ6_IwcAaFEO_m_eMLH6p_LCEWN-CRFv
- intersight=8d689dc6c046df4cc07fa473dc9deb7722ecd4c681b24db9a4f8cbe133035b14
- intersight=de27862b5fcef6b49501b5d338123e7355904b9ef420330f497f5292264d68e0
- ibmid=16a6ff63-d66c-4ac7-999f-0455dc146339
- SPFv=spf1 mx exists:%{i}.spf.hc391-17.ca.iphmx.com exists:%{i}.spf.hc490-56.ca.iphmx.com exists:%{i}.spf.hc859-0.ca.iphmx.com ip4:142.245.10.0/28 ip4:170.175.30.0/28 include:spf.protection.outlook.com -all
- onetrust-domain-verification=1612cd1273c242f3ade45db8d8b3e95e
- anthropic-domain-verification-cgqxq0=e5m3kc5yPsDKGhBRje1aHRDZV
- wiz-domain-verification=b1088d6cfb8e90501e1b78d19f0ea251899eb5677738e39dc8012e4ea9f88598
- xif9q62Bs+/GPn/BflTpQI/yzFDrPT7PdxyLmW1PlJ0KnPs2UqOmcduCcFaZe+e6jon/ADwV6uk8QmkO6TQGVA==
- figma-domain-verification=9b7e21ee536f107734afb6741613b9cf7efd1e51d3668dec227ea3f1229c8609-1740587603
- uber-domain-verification=ac383e73-3042-4989-b4d3-f586711db699
- slack-domain-verification=mhBiPcrWVq4fpx33n1WhrLlbNdo6V7fBG6Ygxcil
- apple-domain-verification=WrN62xt7q6hLcvBC
- 9X0iVAneJlUPQ+Cy9BQmj2oN2aDA9yJFjEWpBLNrtFrOZtdXi+FlgZOPU7TsWnHODJkw5zOJePjuIlAIR85xIA==
- cloudflare_dashboard_sso=356ae4f7e5fcb3f5a29d120ef6ae6e6f
- 4Tmrz-iPcFnEIgq49jYT
- adobe-idp-site-verification=35f5ec26db46b47b2d687034824eaabf9359afe2266ab9b428506c7123e393b5
- 0xnffqvbtk
- ZOOM_verify_Grwq3gsmS92P1vp_NSbovQ
- canva-site-verification=7hxOuyweWXeVrqIsZwIEnw
- mongodb-site-verification=Oiv82QdQoL6T5Ru49sR5l71V1wzTbPFQ
- notion-domain-verification=fSGYXBXky8vXfLtl7WQjyeG0q1zCFmMPqWD67WJcTYe
- flexera-domain-verification-jhvlociomomlvmmp
- google-site-verification=28o7jnj4zNw09HHe0CmoyLmUsvQKh2FGkb098tnqrNg
- mongodb-site-verification=Km2ua3DiXSTIdaW0XFesLUqJ586NeNaT
- Dynatrace-site-verification=4ff95308-3528-403b-8f0c-977eed9b988f__e4o86nm49qjd3bal0a2qnso4vm
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