bcsydnet.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 9 October 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.19.134.71 is hosted by Syddansk Erhvervsskole Odense-Vejle (AS199374) in Denmark. Mail is handled by mxnonexistent.bcsydnet.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.esis.dk | 185.19.134.2 | ns1.esis.dk | AS199374 Syddansk Erhvervsskole Odense-Vejle |
| ns2.esis.dk | 185.19.134.3 | ns2.esis.dk | AS199374 Syddansk Erhvervsskole Odense-Vejle |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.19.134.71 | 43200s | — | AS199374 | Syddansk Erhvervsskole Odense-Vejle | 185.19.132.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 100 | 3600s | mxnonexistent.bcsydnet.dk | — | — | — |
| TXT Record |
|---|
| uvmid=537402 |
| v=spf1 -all |
| Policy | Record (bcsydnet.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.bcsydnet.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r |
| www | 185.19.134.71 (AS199374) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · 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 | 2020051805 |
| Primary NS (MNAME) | ns1.esis.dk |
| Responsible (RNAME) | hostmaster |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-10-09 |
| Expires | 2027-07-31 (287d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 01:59:54 shown | 2822ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 15:16:58 | 879ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 12:59:35 | 592ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 12:29:50 | 395ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:19:57 | 603ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 06:23:20 | 477ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 05:19:09 | 3039ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 04:58:02 | 3474ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 00:42:30 | 2940ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 09:17:45 | 686ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 10:00:59 | 911ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 17:22:55 | 784ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 16:13:01 | 551ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 15:16:55 | 2936ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 05:00:49 | 660ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 08:26:51 | 1159ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 07:38:50 | 2021ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 02:57:06 | 965ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 07:31:25 | 8709ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 07:14:14 | 719ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 05:14:06 | 16729ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 07:11:37 | 571ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-01 03:58:28 | 592ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 16:57:23 | 572ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 13:56:03 | 1146ms | 2 NS 1 A 1 MX | 🔒 Secure |