Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
corp-realty.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 08:50:20 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 0
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 162.159.135.42 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dns1.stabletransit.com ipadmin.stabletransit.com 1767380895 3600 300 1814400 300
Primary NS (mname)
dns1.stabletransit.com
Admin Email (rname)
ipadmin@stabletransit.com
Serial
1767380895
Refresh
3600s
Retry
300s
Expire
1814400s
Minimum TTL
300s
Nameservers (NS)
dns2.stabletransit.com
dns1.stabletransit.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- nu5l6oo4vja1go6slpqlt4v8m9
- SPFv=spf1 include:_netblocks.mimecast.com ~all
- cisco-ci-domain-verification=3af8dc501f57ff640c841de52f4f0ef1b8bd56899a70611b292a7a24147ace6a
- 0ed1fe018a992f9c69feb04b51afba381e008af122
- 8orem40qhok8i1cv6ql5us8uc6
- 352l9dvpenv07325fdotlgr3hh
- jdceepaes1ir2mpo86n505po0v
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