Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
summitbuildingco.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 15:46:36 UTC · ↺ Refresh
MX Hostnames
- summitbuildingco-net.mail.protection.outlook.com
MX Priorities
- summitbuildingco-net.mail.protection.outlook.com: 0
A / AAAA Records
- 185.158.133.1 (no PTR)
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
corporate.vip51.noc40.com root.107-189-169-186.cprapid.com 2026021811 3600 1800 1209600 86400
Primary NS (mname)
corporate.vip51.noc40.com
Admin Email (rname)
root@107-189-169-186.cprapid.com
Serial
2026021811
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
corporate.vip52.noc40.com
corporate.vip51.noc40.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:162.218.116.186 +a +mx +ip4:162.218.116.187 +include:relay.mailchannels.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 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
1 record- SPFv=spf1 ip4:162.218.116.186 +a +mx +ip4:162.218.116.187 +include:relay.mailchannels.net ~all
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