sylen2.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 13 January 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.160.41 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 |
|---|---|---|---|---|---|---|---|
| 157.250.160.41 | 600s | webhotel21.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | aspmx.l.google.com | 2a00:1450:400c:c0a::1a 2a00:1450:400c:c0a::1a 64.233.184.27 |
wl-in-x1a.1e100.net wl-in-f26.1e100.net wa-in-f27.1e100.net |
AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC |
| 20 | 600s | alt1.aspmx.l.google.com | 192.178.213.26 2a00:1450:4010:c22::1a |
yugrqzs-in-f26.1e100.net yulpptr-in-f26.1e100.net |
AS15169 Google LLC AS15169 Google LLC |
| 20 | 600s | alt2.aspmx.l.google.com | 192.178.211.27 2a00:1450:4001:c21::1a |
lcbomp-in-f27.1e100.net lcfrai-in-f26.1e100.net |
AS15169 Google LLC AS15169 Google LLC |
| 30 | 600s | aspmx2.googleemail.com | — | — | — |
| 30 | 600s | aspmx3.googleemail.com | — | — | — |
| 30 | 600s | aspmx4.googleemail.com | — | — | — |
| 30 | 600s | aspmx5.googleemail.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | webhotel21.webhosting.dk → 157.250.160.41 |
| 🔶 Autoconfig | webhotel21.webhosting.dk → 157.250.160.41 |
| Policy | Record (_dmarc.sylen2.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none; |
| www CNAME | webhotel21.webhosting.dk (all on webhosting.dk) → 157.250.160.41 (AS3342) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.sylen2.dk | webhotel21.webhosting.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2011011470 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-01-13 |
| Expires | 2031-01-31 (1567d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 00:00:29 | 945ms | 5 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-30 08:34:40 | 848ms | 5 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-25 15:48:49 shown | 3216ms | 5 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 22:52:11 | 1302ms | 5 NS 1 A 7 MX | 🔒 Secure |