asg.dk

📜 Historical scan 2026-08-05 07:02:37  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

asg.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was registered on 4 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.230 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a 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   107ms
NameserverIP addressesPTRASN / ISP
duke.ns.cloudflare.com 108.162.193.110
172.64.33.110
173.245.59.110
2606:4700:58::adf5:3b6e
2803:f800:50::6ca2:c16e
2a06:98c1:50::ac40:216e		 duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com
duke.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com 108.162.192.180
172.64.32.180
173.245.58.180
2606:4700:50::adf5:3ab4
2803:f800:50::6ca2:c0b4
2a06:98c1:50::ac40:20b4		 kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.ns.cloudflare.com
kiki.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   100ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.55.230 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.174.38 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   131ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   116ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:ae26 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:37e6 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   137ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.55.230,172.67.174.38 ech=AEX+DQBBmAAgACADbyZ46KqwEbAvbkR6AfLpDHDnT8V8oPKdie2SIhsNWgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:ae26,2606:4700:3037::6815:37e6

🔌 SRV Records#

1 records   257ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   311ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.asg.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 04:22:15
www104.21.55.230 172.67.174.38 2606:4700:3032::ac43:ae26 2606:4700:3037::6815:37e6 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records   417ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

153ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2411262452
Primary NS (MNAME)duke.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 03:02:47
FieldValue
RegistrarSimply.com A/S
Registered2000-11-04
Expires2026-12-31 (71d)

🔗 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
107ms
A
100ms
MX
131ms
AAAA
116ms
TXT
311ms
CAA
121ms
HTTPS
137ms
TLSA
417ms
SOA
0ms
MTA-STS
111ms
DNSSEC
153ms
SRV
257ms
Total
1588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 04:22:15 484ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-06 22:05:22 1579ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-02 16:37:31 858ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-14 03:10:11 1286ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-05 07:02:37 shown 1588ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-08 23:41:21 8930ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 20:59:37 795ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-20 19:45:35 796ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-19 19:12:06 619ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-16 13:44:06 610ms 2 NS 2 A 0 MX 🔓 Insecure
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