seattlehousing.org

Valid Email Server
Domain Lookup › seattlehousing.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
seattlehousing.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 03:18:53 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

  • 23.185.0.2 (no PTR)
  • 2620:12a:8000::2 (no PTR)
  • 2620:12a:8001::2 (no PTR)

Mail Server IPs

  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA authns2.qwest.net abuse.centurylinkservices.net 2260211000 10800 3600 604800 300
Primary NS (mname)
authns2.qwest.net
Admin Email (rname)
abuse@centurylinkservices.net
Serial
2260211000
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

authns2.qwest.net
authns1.qwest.net

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:107.20.210.250 ip4:52.1.14.157 ip4:74.121.195.26 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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

9 records
  • DES41uD/RNPyW8ryJe4COinYGyI2zn5lSmAJXMcJeg4qUex0R7BAktXPeJKT7Y7uj0LmAcroMB+ZX1MLPwXBKQ==
  • twilio-domain-verification=b5897f363ff5cb0bfc13940e01fa4f99
  • MS=ms82651500
  • SPFv=spf1 ip4:107.20.210.250 ip4:52.1.14.157 ip4:74.121.195.26 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
  • _87xqpszkr957vhq0haj3j9i4nvjc8sm
  • DMARCv=DMARC1; p=none; rua=mailto:[email protected]
  • sq6pm5yvg1m81fkmlj116jxx505kkcjb
  • vCEV2l19urCUhEsVaFuebWbmSHR+LiK6i4L4fzgpbk23EFVk+LTIZiNcKcpaCOyu8NBsbuHjliAonXz02dFgUA==
  • apple-domain-verification=Em0ZZvaSn9PsIxbB
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for seattlehousing.org

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits