Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
perkinsschools.org
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:26:31 UTC · ↺ Refresh
MX Hostnames
- ALT1.ASPMX.L.GOOGLE.COM
- ALT2.ASPMX.L.GOOGLE.COM
- ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.GOOGLE.COM
- ALT3.ASPMX.GOOGLE.COM
MX Priorities
- alt4.aspmx.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.google.com: 10
A / AAAA Records
- 104.17.70.73
Mail Server IPs
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 142.251.111.27 ↩ bk-in-f27.1e100.net
- 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
SOA Record
Raw SOA
nwdns0.nwoca.org hostmaster.nwoca.org 2026031221 28800 7200 2419200 10800
Primary NS (mname)
nwdns0.nwoca.org
Admin Email (rname)
hostmaster@nwoca.org
Serial
2026031221
Refresh
28800s
Retry
7200s
Expire
2419200s
Minimum TTL
10800s
Nameservers (NS)
exdns1.nwoca.org
exdns2.nwoca.org
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.108.121.0/24 ip4:208.81.237.128/25 ip4:209.85.210.223 ip4:208.108.126.137 ip4:208.108.129.190 ip4:208.108.129.191 ip4:208.108.129.192 include:_spf.google.com include:customerspf.schoolmessenger.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 ip4:208.108.121.0/24 ip4:208.81.237.128/25 ip4:209.85.210.223 ip4:208.108.126.137 ip4:208.108.129.190 ip4:208.108.129.191 ip4:208.108.129.192 include:_spf.google.com include:customerspf.schoolmessenger.com -all
- adobe-idp-site-verification=1feae8ef1e05dce723225a889a793163dd1e45b18f3fd517fc6cbe5141c129b8
- apple-domain-verification=2mATgUlCNA2v9aeS
- google-site-verification=ZoMKDBcfmwxuz3HzfmwvariZer2JbtQBpWPyrO1s3Ig
- MS=FD9A91074E461FD1D16C1598BBC8CEAC7F65212D
- DAS=NWOCA
- duo_sso_verification=W3rErvau31VOZeC5aGptFdNWGmeSZb4FynbSOgTbRTgxGWAjaWaLZhWr2wkyfLUW
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 perkinsschools.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits