Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hc.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 03:13:50 UTC · ↺ Refresh
MX Hostnames
- mg1.377.so.kpn.com
- mg2.377.so.kpn.com
MX Priorities
- mg2.377.so.kpn.com: 10
- mg1.377.so.kpn.com: 10
A / AAAA Records
- 108.138.106.40 ↩ server-108-138-106-40.jfk50.r.cloudfront.net
- 108.138.106.36 ↩ server-108-138-106-36.jfk50.r.cloudfront.net
- 108.138.106.70 ↩ server-108-138-106-70.jfk50.r.cloudfront.net
- 108.138.106.61 ↩ server-108-138-106-61.jfk50.r.cloudfront.net
- 2600:9000:24f0:6c00:2:1422:9140:93a1 (no PTR)
- 2600:9000:24f0:da00:2:1422:9140:93a1 (no PTR)
- 2600:9000:24f0:2a00:2:1422:9140:93a1
- 2600:9000:24f0:ea00:2:1422:9140:93a1
- 2600:9000:24f0:cc00:2:1422:9140:93a1
- 2600:9000:24f0:400:2:1422:9140:93a1
- 2600:9000:24f0:5a00:2:1422:9140:93a1
- 2600:9000:24f0:9800:2:1422:9140:93a1
Mail Server IPs
- 23.90.122.35 ↩ esa2.hc1386-55.eu.iphmx.com
- 2620:101:2012:300::100 ↩ esa2.hc1386-55.eu.iphmx.com
- 23.90.119.207 ↩ esa1.hc1386-55.eu.iphmx.com
- 2620:101:2011:300::fe ↩ esa1.hc1386-55.eu.iphmx.com
SOA Record
Raw SOA
ns-1008.awsdns-62.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1008.awsdns-62.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1210.awsdns-23.org
ns-1591.awsdns-06.co.uk
ns-436.awsdns-54.com
ns-1008.awsdns-62.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:145.222.214.17/32 include:amazonses.com include:spf.crowdtech.com include:_spf.salesforce.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 ip4:145.222.214.17/32 include:amazonses.com include:spf.crowdtech.com include:_spf.salesforce.com ~all
- MS=ms49969699
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