Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
springswf.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 15:48:37 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
- 69.129.253.201 ↩ h69-129-253-201.mdsnwi.dedicated.static.tds.net
Mail Server IPs
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 126032313 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126032313
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns66.worldnic.com
ns65.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:69.129.253.0/24 ip4:64.106.173.0/25 ip4:192.69.130.0/24 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 include:spf.workfront.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.qualtrics.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
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
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- openai-domain-verification=dv-SdTNnPF1dckxZWfdmuYxEJNz
- gv6hsv86g8hy7wnz6rbbbl36brq28hw6
- apple-domain-verification=Q7OtOyq0jvSZPXOJ
- atlassian-domain-verification=HtQ8sy0WYVbuyQsm8O6pQIwtnGuaBCNUzZ3VBJE6ajWVH7CGnmzReDgmum3IZxAv
- SPFv=spf1 ip4:69.129.253.0/24 ip4:64.106.173.0/25 ip4:192.69.130.0/24 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 include:spf.workfront.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:servers.mcsv.net include:_spf.qualtrics.com include:_spf.psm.knowbe4.com ~all
- _nyebssuke1xha52mnzsyx3bstwj7g4x
- cursor-domain-verification-24t5mj=j9ukDwbdNjOGio3mDj4waYnEK
- smartsheet-site-validation=GdPznPGBMDt01LVtHk8CPMLPgEZ6vKus
- anthropic-domain-verification-y5cncg=jAKfuSDh33qF4B0RFLfhenMNM
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