sylvestjespersen.dk is a .dk domain served by 3 nameservers (ns.pi.dk, ns2.pi.dk, ns3.pi.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.138.4.36 is hosted by velia.net Internetdienste GmbH (AS29066) in France. Mail is handled by sylvestjespersen.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.pi.dk | 188.138.4.36 | static-ip-188-138-4-36.inaddr.ip-pool.com | AS29066 velia.net Internetdienste GmbH |
| ns2.pi.dk | 194.99.45.76 | — | AS204866 Microdata Aps |
| ns3.pi.dk | 212.237.177.6 | ns3.pi.dk | AS204151 EWII Bredbaand A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.138.4.36 | 7200s | static-ip-188-138-4-36.inaddr.ip-pool.com | AS29066 | velia.net Internetdienste GmbH | 188.138.0.0/21 | 🇫🇷 France | Strasbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 7200s | sylvestjespersen.dk | 188.138.4.36 | static-ip-188-138-4-36.inaddr.ip-pool.com | AS29066 velia.net Internetdienste GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.138.4.36 |
| 🔶 Autoconfig | 188.138.4.36 |
| www | 188.138.4.36 (AS29066) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2023091800 |
| Primary NS (MNAME) | ns.pi.dk |
| Responsible (RNAME) | hostmaster@pi.dk |
| Refresh | 7200s |
| Retry | 3600s |
| Expire | 2600000s |
| Minimum (neg-cache TTL) | 7200s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 21:01:45 shown | 1782ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 17:52:21 | 824ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-28 22:51:42 | 6522ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-18 16:33:19 | 28267ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 06:19:14 | 2445ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 17:07:03 | 2104ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 07:26:28 | 5289ms | 3 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-20 02:35:01 | 4594ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 00:32:01 | 813ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:53:50 | 2473ms | 3 NS 1 A 1 MX | 🔓 Insecure |