iseng.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 1 September 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.178 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.103.178 | 3600s | linux157.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.103.178 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (iseng.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.iseng.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 212.237.249.16 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025072901 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2026-09-01 |
| Expires | 2027-08-31 (315d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-04 09:37:34 | 401ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-30 21:35:07 | 160ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-29 17:58:20 | 314ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-28 11:10:38 | 1424ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-27 11:18:54 | 166ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-26 10:56:46 | 193ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-25 07:51:53 | 802ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-24 06:13:18 | 1868ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 05:09:45 | 2783ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 04:50:38 | 1656ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 04:47:03 | 978ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 03:44:21 | 721ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 03:18:02 | 2225ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-17 22:14:43 | 908ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 10:06:49 | 16595ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-14 21:31:08 | 16757ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-13 03:11:51 | 807ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-12 00:26:58 | 731ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-10 18:56:43 | 1662ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 14:09:53 | 768ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-07 04:02:52 | 8546ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-01 17:23:35 | 680ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-30 00:03:34 | 740ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-30 01:24:06 shown | 639ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 07:19:58 | 669ms | 3 NS 1 A 1 MX | 🔒 Secure |