sch-holding.dk is a .dk domain served by 3 nameservers (ns1.azehosting.net, ns2.azehosting.net, ns3.azehosting.net). It was registered on 9 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.99.93.170 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by schholding-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 88.99.93.170 | 14400s | server.ithj.dk | AS24940 | Hetzner Online GmbH | 88.99.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:10a:1de9::2 | 14400s | server.ithj.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| MS=ms20577041 |
| v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net -all |
| Policy | Record (sch-holding.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:88.99.93.170 include:spf.protection.outlook.com +a +mx include:relay.mailchannels.net -all |
| www CNAME | sch-holding.dk (all on sch-holding.dk) |
| www vs bare domain | Same network sch-holding.dk: 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940) www.sch-holding.dk: 88.99.93.170 2a01:4f8:10a:1de9::2 (AS24940) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 4/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.sch-holding.dk | gBTKQMNkU1Wpty7Hxm7D5dvnWHlTCJ_NWpxuiiFU_Vc |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026050201 |
| Primary NS (MNAME) | ns1.azehosting.net |
| Responsible (RNAME) | jens@jncomputer.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | 1API GmbH |
| Registered | 2021-11-09 |
| Expires | 2026-11-08 (14d) |
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 |
|---|---|---|---|
| 2026-10-08 02:24:19 | 1301ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 10:25:23 | 2093ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-10 07:19:45 | 9888ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-08 12:23:08 | 1337ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 17:45:36 | 1021ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 12:09:25 | 1405ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 04:13:27 | 1050ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 07:16:03 shown | 1125ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:26:27 | 1825ms | 3 NS 1 A 1 MX | 🔓 Insecure |