bulksms.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 23 December 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 135.181.155.198 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.wsy.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 135.181.155.198 | 60s | host43.onlinehost.dk | AS24940 | Hetzner Online GmbH | 135.181.0.0/16 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 60s | mail.wsy.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 include:wsy.dk -all |
| Policy | Record (bulksms.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:wsy.dk -all |
| Policy | Record (_dmarc.bulksms.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:dmarc.rua@wsy.dk |
| www CNAME | bulksms.dk (all on bulksms.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 10/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100301 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-12-23 |
| Expires | 2026-12-31 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 11:12:18 shown | 514ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 11:04:44 | 516ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 16:36:32 | 471ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 09:59:02 | 767ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 12:34:33 | 733ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 02:07:37 | 565ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 17:48:16 | 323ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 17:40:18 | 555ms | 2 NS 1 A 1 MX | 🔒 Secure |