Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsp.ie
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 11:51:36 UTC · ↺ Refresh
MX Hostnames
- rsp-ie.mail.protection.outlook.com
MX Priorities
- rsp-ie.mail.protection.outlook.com: 0
A / AAAA Records
- 94.46.223.180 ↩ abby.whsl206.com
Mail Server IPs
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.whsl206.com admin.hostingservers.biz 2026032003 3600 1800 1209600 86400
Primary NS (mname)
ns1.whsl206.com
Admin Email (rname)
admin@hostingservers.biz
Serial
2026032003
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.whsl206.com
ns3.whsl206.com
ns2.whsl206.com
ns1.whsl206.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:94.46.223.180 +ip4:95.83.246.67 +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- q6hj5j5ricp24bamm6lojbd4l2
- SPFv=spf1 +a +mx +ip4:94.46.223.180 +ip4:95.83.246.67 +include:spf.protection.outlook.com -all
- MS=ms30543831
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 · Customize →
See demo & docs
Deep verification
Full email verification for rsp.ie
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits