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. 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 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 |
|---|---|---|---|---|---|---|---|
| 138.199.167.64 | — | web51.oemhost.net | AS24940 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mail12.imapserver.dk | 2a07:a80:4:8004::181 95.142.104.181 95.142.104.181 |
web12.oemhost.net 181.160-191.104.142.95.in-addr.arpa web12.oemhost.net |
AS34766 atom86 BV AS204866 Microdata Aps AS204866 Microdata Aps |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:c013:eeff::1 | — | web51.oemhost.net | AS24940 | — | — | — | — |
| 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 | 6DDAC18698F7F1F7E1C69B9BCE420D97… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 885BF0572252C6741DC9A52F5044487F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 919C0DF7A787B597ED056ACE654B1DE9… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | CBBC559B44D524D6A132BDAC672744DA… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | D016E1FE311948ACA64F2DE44CE86C9A… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1440A9B76E1E41E53A4CB461329BF63… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1647A5EE3EFAC54C892E930584FE479… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 025490860B498AB73C6A12F27A49AD5F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 2BBAD93AB5C79279EC121507F272CBE0… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 3586D4ECF070578CBD27AEDCE20B964E… |
| 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 | 1234ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 07:01:59 shown | 2896ms | 2 NS 1 A 1 MX | 🔓 Insecure |