Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lowenstein.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 20:50:55 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 104.20.46.48 (no PTR)
- 172.66.146.230 (no PTR)
- 2606:4700:10::ac42:92e6 (no PTR)
- 2606:4700:10::6814:2e30 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
aryanna.ns.cloudflare.com dns.cloudflare.com 2398648395 10000 2400 604800 1800
Primary NS (mname)
aryanna.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398648395
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
cullen.ns.cloudflare.com
aryanna.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 redirect=9735kq5d._spf._d.mim.ec
📊 DNS lookups: 1/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ 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
15 records- ZOOM_verify_OlixtzQ1RAeoCqwC1cJd7g
- _2br2swzguj34f46xnzrezbwudgviooh
- _utbp16l3nw5tpu608e51nxq0jaovuoo
- anthropic-domain-verification-a4vdk7=aOzZMTdzH6ksqUwSBqaBZwJhF
- apple-domain-verification=eKfrzdpkqC8atpa7
- cisco-ci-domain-verification=7773acf97ed42a241ae5012a55106fa596febbfef83950b091e32b1859291e6e
- docusign=4c33c62e-fc58-48d9-8412-b8bf0a64e786
- google-site-verification=RGfruWHmz2jMI68p6JbEmpLVpKgLIx8bSDYxDnHyNOY
- google-site-verification=W8bP446fZ81EkWFaImStC_forlJ2KGdei6_IAUnudTs
- logmein-verification-code=7fea2d3c-df23-40cc-b693-1efce32d9d1f
- openai-domain-verification=dv-eFONZmldhPXcYSeHpQ12vmvU
- pf6glgn0d52t2fh87558r149d64xf8fx
- slack-domain-verification=WETsesJdr5fLP9xGDk81lLT8lfOYjTSMaHne1DZc
- SPFv=spf1 redirect=9735kq5d._spf._d.mim.ec
- 1password-site-verification=KYL5K33RSZFIHLFYJXP6PKNV4Y
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