Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
riekepackaging.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 02:33:53 UTC · ↺ Refresh
MX Hostnames
- riekepackaging-com.mail.protection.outlook.com
MX Priorities
- riekepackaging-com.mail.protection.outlook.com: 10
A / AAAA Records
- 172.67.146.38 (no PTR)
- 104.21.10.175 (no PTR)
- 2606:4700:3032::6815:aaf
- 2606:4700:3031::ac43:9226
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
clint.ns.cloudflare.com dns.cloudflare.com 2398950068 10000 2400 604800 1800
Primary NS (mname)
clint.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398950068
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
clint.ns.cloudflare.com
laila.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:208.80.30.10 ip4:74.84.118.18 ip4:51.68.206.127 ip4:208.91.197.27 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:bridgemailsystem.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
10 records- e3f8410e41994e456fd317487043a35db31d54098b2ffc13e8
- grho8fram6kcijtmhimrjd4rir
- knowbe4-site-verification=2c8fbdc3619573928f9792c893a9219a
- v=msv1 t=DD9A8D97-A494-458D-8D76-C6493FA987D2
- SPFv=spf1 ip4:208.80.30.10 ip4:74.84.118.18 ip4:51.68.206.127 ip4:208.91.197.27 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:bridgemailsystem.com -all
- xtXp1HIWU3dpcM1LUQcawrT9zHL9yOmKxdKVabTB3Z9VxnpCJwZw8RTzFRJRF1bpa4lt0wVPJGztgYzrY50V+g==
- MS=ms17695753
- OwxLft804MkRmFx9+xuHKTJ/hB+Tslav1RKv44zsYhqWuUiR1SYhMORbE24URXBx6vruAmdt6RmCes6MVC+WmA==
- apple-domain-verification=kA39HbtPVPvdFYHI
- d365mktkey=797pa09yvf3dseflq02rzomtk
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 riekepackaging.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits