rpc.dk
Last scanned: 2026-08-12 16:25:02  ·  2184ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   37ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.121.174.69 600s — AS202914 Adeo Datacenter ApS 185.121.172.0/22 🇩🇰 Denmark Albertslund
📧 MX Records1 records   76ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s rpc-dk.mail.protection.outlook.com 2a01:111:f403:ca04::
2a01:111:f403:ca04::6
2a01:111:f403:ca09::20
2a01:111:f403:ca09::8		 mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-db4pr02cu00406.inbound.protection.outlook.com
mail-as8pr05cu00400.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.152
🔶 Autoconfigrpc.dk → 185.121.174.69
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   341ms
TXT Record
MS=ms34081397
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (rpc.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.rpc.dk rpc.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC137ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
33ms
MX
76ms
AAAA
42ms
TXT
341ms
CAA
55ms
HTTPS
39ms
TLSA
1136ms
SOA
0ms
MTA-STS
80ms
DNSSEC
137ms
SRV
227ms
Total
2184ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 16:25:02 2184ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 22:22:35 1175ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 04:59:19 1409ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 00:01:24 1257ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 05:33:36 950ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 08:49:43 4755ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 21:38:40 1039ms 2 NS 1 A 1 MX 🔒 Secure View
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