jonatanleer.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.175.196.93 is hosted by Iomart Managed Services Limited (AS35425) in United Kingdom. Mail is handled by mail.jonatanleer.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.175.196.93 | 85733s | brown.specialservers.com | AS35425 | Iomart Managed Services Limited | 213.175.196.0/24 | 🇬🇧 United Kingdom | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.jonatanleer.dk | 213.175.196.93 | brown.specialservers.com | AS35425 Iomart Managed Services Limited |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 0 | 993 | jonatanleer.dk |
| TXT Record |
|---|
| v=spf1 include:_spf.mailersend.net ip4:213.175.196.93 ip4:213.175.196.94 ip4:213.175.196.121 +mx +a:brown.specialservers.com ~all |
| Policy | Record (jonatanleer.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mailersend.net ip4:213.175.196.93 ip4:213.175.196.94 ip4:213.175.196.121 +mx +a:brown.specialservers.com ~all |
| Policy | Record (_dmarc.jonatanleer.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=s; aspf=s |
| www | 213.175.196.93 (AS35425) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA Invalid key data — receivers can't verify signatures |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026041402 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 16:09:08 | 1388ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 02:25:10 | 390ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 23:42:53 | 2044ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 05:20:27 | 671ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 18:14:55 | 579ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 13:33:24 shown | 1331ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 08:05:39 | 582ms | 4 NS 1 A 1 MX | 🔒 Secure |