rnrgfx.dk

📜 Historical scan 2026-10-06 07:31:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rnrgfx.dk is a .dk domain served by 2 nameservers (aliza.ns.cloudflare.com, joel.ns.cloudflare.com). It was registered on 8 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.18.63 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.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.

🖥️ Nameservers#

2 records   44ms
NameserverIP addressesPTRASN / ISP
aliza.ns.cloudflare.com 108.162.194.55
162.159.38.55
172.64.34.55
2606:4700:50::a29f:2637
2803:f800:50::6ca2:c237
2a06:98c1:50::ac40:2237		 aliza.ns.cloudflare.com
aliza.ns.cloudflare.com
aliza.ns.cloudflare.com
aliza.ns.cloudflare.com
aliza.ns.cloudflare.com
aliza.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
joel.ns.cloudflare.com 108.162.193.184
172.64.33.184
173.245.59.184
2606:4700:58::adf5:3bb8
2803:f800:50::6ca2:c1b8
2a06:98c1:50::ac40:21b8		 joel.ns.cloudflare.com
joel.ns.cloudflare.com
joel.ns.cloudflare.com
joel.ns.cloudflare.com
joel.ns.cloudflare.com
joel.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.18.63 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.180.180 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.18.63
🔶 Autoconfig172.67.180.180

🔷 AAAA Records (IPv6)#

2 records   29ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3036::6815:123f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:b4b4 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   33ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.18.63,172.67.180.180 ech=AEX+DQBBhwAgACA9iSgvA3+QgWsbfJS76ecdwdc4hgAvg3dEriFmyDVHOAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:123f,2606:4700:3037::ac43:b4b4

📝 TXT Records#

1 records   187ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (rnrgfx.dk)
-all (hard fail) v=spf1 include:spf.simply.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 04:22:05
www104.21.18.63 172.67.180.180 2606:4700:3036::6815:123f 2606:4700:3037::ac43:b4b4 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

3 records   53ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

59ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

44ms
FieldValue
Serial2416690610
Primary NS (MNAME)aliza.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 03:25:44
FieldValue
RegistrarSimply.com A/S
Registered2026-01-08
Expires2027-01-07 (76d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
44ms
A
36ms
MX
39ms
AAAA
29ms
TXT
187ms
CAA
42ms
HTTPS
33ms
TLSA
53ms
SOA
44ms
MTA-STS
50ms
DNSSEC
59ms
SRV
66ms
Total
433ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 04:22:04 1492ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-20 16:52:24 543ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-15 06:22:17 1972ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-08 15:06:39 492ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-06 07:31:29 shown 433ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 06:22:10 511ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 01:01:36 760ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 02:51:20 779ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-06 18:54:08 747ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 09:51:15 9808ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-22 22:26:40 7453ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-21 22:24:38 1091ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-17 17:27:14 2798ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-12 06:16:47 3300ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-06 19:59:12 3633ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-31 18:47:30 910ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-27 22:28:17 1238ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-30 18:23:22 1061ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 04:41:53 1078ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 05:49:17 806ms 3 NS 1 A 1 MX 🔒 Secure
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