Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
celosealroofing.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 00:16:06 UTC · ↺ Refresh
MX Hostnames
- celosealroofing-com.mx1.arsmtp.com
- celosealroofing-com.mx2.arsmtp.com
MX Priorities
- celosealroofing-com.mx1.arsmtp.com: 10
- celosealroofing-com.mx2.arsmtp.com: 20
A / AAAA Records
- 70.182.140.40 ↩ apollo4.nextmill.net
Mail Server IPs
- 8.31.233.90 ↩ server256.appriver.com
- 8.19.118.180 ↩ server257.appriver.com
SOA Record
Raw SOA
ns1.nextmill.net techsupport.nextmill.net 20 21600 600 604800 3600
Primary NS (mname)
ns1.nextmill.net
Admin Email (rname)
techsupport@nextmill.net
Serial
20
Refresh
21600s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.nextmill.net
ns1.nextmill.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=B61925522D7BB372D47A970E53595FC72E8EAAE1
- SPFv=spf1 include:spf.protection.outlook.com -all
- _globalsign-domain-verification=vJhjxIZp2uWbuYUUyIDuwzl22mBQo2xwK8ruU6amfc
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 celosealroofing.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits