Domain Overview
DNS: ✓ 1h ago
Checker: ✓ 1h ago
cor.cc
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 03:59:05 UTC · ↺ Refresh
MX Hostnames
- mx2.spamcluster.com
- mx1.spamcluster.com
MX Priorities
- mx1.spamcluster.com: 10
- mx2.spamcluster.com: 20
A / AAAA Records
- 91.142.222.79
Mail Server IPs
- 185.107.213.57 ↩ se02-it.route25.eu
- 185.103.159.239 ↩ se04-it.route25.eu
- 185.107.213.61 ↩ se03-it.route25.eu
- 185.95.31.8 ↩ se01-it.route25.eu
- 185.103.159.139 ↩ se05-it.route25.eu
- 2a00:f10:121:b00:1c00:67ff:fe00:1b64 ↩ se03-it.route25.eu
- 2a00:f10:121:b00:1c00:e4ff:fe00:1b60 ↩ se02-it.route25.eu
- 2a00:f10:400:4:1c00:b6ff:fe00:16ed ↩ se04-it.route25.eu
- 2a00:f10:400:4:1c00:58ff:fe00:1689 ↩ se05-it.route25.eu
- 2a00:f10:402:781:1c00:1eff:fe00:24b3 ↩ se01-it.route25.eu
SOA Record
Raw SOA
ns1.cor.cc miguelrodenasmussons.gmail.com 2026051401 10800 3600 604800 10800
Primary NS (mname)
ns1.cor.cc
Admin Email (rname)
miguelrodenasmussons@gmail.com
Serial
2026051401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns1.cor.cc
ns2.cor.cc
SPF Record
✓ Strict (-all)
v=spf1 a mx ptr -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ 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
1 record- SPFv=spf1 a mx ptr -all
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