Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
swcp.us
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 23:54:59 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 198.185.159.145 (no PTR)
- 198.49.23.144 (no PTR)
- 198.49.23.145 (no PTR)
- 198.185.159.144 (no PTR)
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns-692.awsdns-22.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-692.awsdns-22.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1191.awsdns-20.org
ns-1872.awsdns-42.co.uk
ns-34.awsdns-04.com
ns-692.awsdns-22.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ip4:52.5.106.224 ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 include:us._netblocks.mimecast.com ip4:52.5.106.224 ~all
- x/rGgHQgGrbUw+GGwILETtWwHVLcV6yhqfDo0UQ3Ig+1qt6n16Cw09ByiNGgJL21QOKBHg9nKOvW/IMoYlsWWw==
- 0ed1fe018a28c8b412ba42438d915c00
- 2mJdeJPQZrdqsurIKDrSf3UGwAzYk7QDuUJn/1UmLOUJU7RsvsuyHLYVZBoM9khDk6V+Nc4gUNwFTp7CM0zhvA==
- Der5sfhjy9Qdnd56VCS/EMdwMDc5YzrY/nAWmu01cnZRFy3Tja/lVHtbgwxU8EClixVHBWW22VFJEnbV6bFRlw==
- MS=ms87620138
- DMARCv=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
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