rjsconstruction.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.196 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.196 | — | webcluster1.webpod18-cph3.g1i.one | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:108:25:4e3f:aaf1:7b28 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com ~all |
| Policy | Record (rjsconstruction.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.one.com ~all |
| Policy | Record (_dmarc.rjsconstruction.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 46.30.215.196 2a02:2350:5:108:25:4e3f:aaf1:7b28 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network rjsconstruction.dk: 46.30.215.196 2a02:2350:5:108:25:4e3f:aaf1:7b28 (AS51468) www.rjsconstruction.dk: 46.30.215.196 2a02:2350:5:108:25:4e3f:aaf1:7b28 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-03-06 |
| Expires | 2027-03-05 (136d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 00:16:19 | 1728ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 14:35:59 | 4662ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-20 14:55:14 | 789ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 17:17:25 | 765ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 01:28:24 | 764ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-10 10:02:55 | 9437ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-22 12:32:48 | 1423ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 09:38:09 | 8729ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 00:06:29 | 932ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 21:22:33 | 981ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 14:37:09 shown | 2286ms | 2 NS 1 A 4 MX | 🔒 Secure |