bcsydelev.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 5 August 2013 (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.bcsydelev.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.bcsydelev.dk | — | — | — |
| TXT Record |
|---|
| uvmid=537402 |
| v=spf1 -all |
| Policy | Record (bcsydelev.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.bcsydelev.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 | 2020051811 |
| 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 | 2013-08-05 |
| Expires | 2027-07-31 (287d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 17:26:07 shown | 2317ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 13:24:48 | 1854ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 04:54:36 | 443ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 04:21:09 | 498ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 04:20:54 | 509ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 03:24:09 | 565ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 16:10:02 | 834ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 15:41:12 | 612ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 04:22:07 | 679ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 15:03:36 | 626ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 19:10:50 | 553ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-09 07:12:49 | 3560ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-01 01:42:05 | 1179ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 16:32:06 | 696ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 01:45:22 | 485ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 19:43:14 | 595ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 13:54:08 | 1686ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 13:25:27 | 2926ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-17 22:15:06 | 1658ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 20:07:02 | 740ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 01:23:46 | 3212ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 11:02:45 | 8568ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 09:21:53 | 954ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-26 09:12:10 | 8641ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 02:06:37 | 709ms | 2 NS 1 A 1 MX | 🔒 Secure |