centercityphila.org

Valid Email Server
Domain Lookup › centercityphila.org
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
centercityphila.org
Yes
✓ Yes
Mailgun
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 09:39:50 UTC · ↺ Refresh

MX Hostnames

  • mx3-us.mtaroutes.com
  • mx1-us.mtaroutes.com
  • mx2-us.mtaroutes.com
  • mxa.mailgun.org
  • mxb.mailgun.org
  • mx4-us.mtaroutes.com

MX Priorities

No priority data.

A / AAAA Records

  • 172.104.16.148

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns1.linode.com
ns4.linode.com
ns2.linode.com
ns3.linode.com
ns5.linode.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:207.245.90.98 ip4:75.146.214.201 include:autotask.net include:spf.mtaroutes.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

13 records
  • 9i3na8oager78muvs6oqlo5fp
  • asv=eed6ffa073d47eb46ccf7223b083da3a
  • 00D5f000009n6ys=1TBUG00000000Pp
  • cisco-ci-domain-verification=34f1d706405a50cd067e84ffb521c0a61cceefe261711e32d4ce4d6bab26ff00
  • SPFv=spf1 ip4:207.245.90.98 ip4:75.146.214.201 include:autotask.net include:spf.mtaroutes.com include:spf.protection.outlook.com ~all
  • 33b4knod2vve7ecn99sb5otfab
  • c2p9ev6m4j8snfsdultkigt3op
  • kk572er333q12ef9rnjns6uqcm
  • uvgbmqpfdfe2udlve3cij0bqvu
  • 7affrj4pumuv5olkukfueftv5g
  • MS=6A8D249C5308874A34740F9B10259BB3EF77E15D
  • facebook-domain-verification=0quun2e0ybb8chayty0b02dp0riq5o
  • SPFv=spf1 include:spf.mtaroutes.com -all
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 centercityphila.org

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

No credit card required
Get 1,000 Free Credits