riscv.dk is a .dk domain served by 2 nameservers (ns1.oemhost.net, ns2.oemhost.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 138.199.167.64 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail12.imapserver.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 138.199.167.64 | 10800s | web51.oemhost.net | AS24940 | Hetzner Online GmbH | 138.199.128.0/17 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mail12.imapserver.dk | 2a07:a80:4:8004::181 95.142.104.181 |
web12.oemhost.net web12.oemhost.net |
AS34766 atom86 BV AS204866 Microdata Aps |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:c013:eeff::1 | 10800s | web51.oemhost.net | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 include:spf.imapserver.dk -all |
| Policy | Record (riscv.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.imapserver.dk -all |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:noc@oemhost.net |
| 128 | issue | letsencrypt.org |
| www | 138.199.167.64 2a01:4f8:c013:eeff::1 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network riscv.dk: 138.199.167.64 2a01:4f8:c013:eeff::1 (AS24940) www.riscv.dk: 138.199.167.64 2a01:4f8:c013:eeff::1 (AS24940) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 9D637B3D27A9E570D07607B9CCADB80A… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 2E8307068B6DB620E4A39D068B5DEE5D… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1440A9B76E1E41E53A4CB461329BF63… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 919C0DF7A787B597ED056ACE654B1DE9… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | A698A20824BE04E47A1A33C4FA488731… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 6EBCEFB4210B088654A38B03FEA3D7D1… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 025490860B498AB73C6A12F27A49AD5F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 51AAA87D984B559AC69E929F888A022D… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1647A5EE3EFAC54C892E930584FE479… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 885BF0572252C6741DC9A52F5044487F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | B3FB5D00E994CDDF2CC9A4EEA9F806BC… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | CBBC559B44D524D6A132BDAC672744DA… |
| 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 | 2025052301 |
| Primary NS (MNAME) | ns1.oemhost.net |
| Responsible (RNAME) | hostmaster@oemhost.net |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 43200s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 12:09:07 shown | 1234ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 07:01:59 | 2896ms | 2 NS 1 A 1 MX | 🔓 Insecure |