bcsydapps.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 185.19.134.87 is hosted by Syddansk Erhvervsskole Odense-Vejle (AS199374) in Denmark. Mail is handled by mxnonexistent.bcsydapps.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.
| 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 |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 100 | 3600s | mxnonexistent.bcsydapps.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (bcsydapps.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.bcsydapps.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r |
| www | 185.19.134.87 (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 | 2020051802 |
| 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 16:04:11 | 458ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 11:58:01 | 1669ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 06:42:37 | 505ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 11:12:33 | 814ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 08:17:50 | 436ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 08:15:36 | 660ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 06:53:10 | 626ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 06:41:25 | 547ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 06:31:41 | 562ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 03:23:39 | 3109ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 02:01:54 | 801ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 13:27:39 | 3360ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 18:35:07 | 678ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 02:35:40 shown | 486ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 04:45:37 | 975ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-23 23:09:40 | 1432ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-21 21:59:01 | 11398ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 20:02:37 | 3102ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 15:59:14 | 3154ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 08:54:07 | 2041ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 17:33:13 | 600ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 09:27:35 | 2433ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-26 09:18:46 | 919ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 17:33:03 | 8694ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 12:34:15 | 2495ms | 2 NS 1 A 1 MX | 🔒 Secure |