byensiderne.dk

Records from scan: 2026-10-05 04:53:13  ·  2364ms total  ·  last checked 2026-10-16 20:58 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byensiderne.dk is a .dk domain served by 2 nameservers (poppy.ns.cloudflare.com, zac.ns.cloudflare.com). It was registered on 20 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.58.252 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   154ms

🌍 A Records#

2 records   99ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.58.252 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.166.133 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   120ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records   114ms

🔐 HTTPS Records#

1 records   117ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.58.252,172.67.166.133 ech=AEX+DQBBjgAgACDU6sh4Nc6BY9dXyoLfilIZYfqEXTn/lwMM2zWl13eOdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a685,2606:4700:3033::6815:3afc

📝 TXT Records#

2 records   441ms
TXT Record
google-site-verification=8tfONeHYjyJAea5-HuE6ZozP40b9mDz0lyUhj27Dhf4
v=spf1 include:_spf.simply.com include:amazonses.com -all

✉️ SPF#

PolicyRecord (byensiderne.dk)
-all (hard fail) v=spf1 include:_spf.simply.com include:amazonses.com -all

📨 DMARC#

PolicyRecord (_dmarc.byensiderne.dk)
p=reject v=DMARC1; p=reject; rua=mailto:ac9788d7592d451a962eaf10bdeaaaef@dmarc-reports.cloudflare.net; adkim=s; aspf=s

📬 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#

checked 2026-10-10 12:04:13

✍️ DKIM keys#

6 found
SelectorCNAMEKey
default — Revoked (empty key)
dkim — Revoked (empty key)
k1 — Revoked (empty key)
mail — Revoked (empty key)
s1 — Revoked (empty key)
s2 — Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

  • error include:_spf.simply.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

3 records   406ms
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#

302ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

99ms
FieldValue
Serial2416640292
Primary NS (MNAME)poppy.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 23:42:17
FieldValue
RegistrarSimply.com A/S
Registered2026-03-20
Expires2027-03-19 (152d)

🔗 Same registrant#

69 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).

DomainRegistrar
3d-printguiden.dkSimply.com A/S
ai-erhverv.dkSimply.com A/S
ai-tilstand.dkSimply.com A/S
aiudvikling.dkSimply.com A/S
bedemandsjournalen.dkSimply.com A/S
bedemandsoversigten.dkSimply.com A/S
bedsteregnskabsprogram.dkSimply.com A/S
bedsteweb.dkSimply.com A/S
boligforsikringsguiden.dkSimply.com A/S
byenaalborg.dkSimply.com A/S
byenaarhus.dkSimply.com A/S
byenherning.dkSimply.com A/S
byenhjoerring.dkSimply.com A/S
byenholstebro.dkSimply.com A/S
byenhorsens.dkSimply.com A/S
byenkolding.dkSimply.com A/S
byenodense.dkSimply.com A/S
byensvendborg.dkSimply.com A/S
camping-guiden.dkSimply.com A/S
crm-systemer.dkSimply.com A/S
cryptolex.dkSimply.com A/S
cybersikkerhedslex.dkSimply.com A/S
cykelbeklaedning.dkSimply.com A/S
danskefirmaer.dkSimply.com A/S
dataanalyslex.dkSimply.com A/S
digitaliseringslex.dkSimply.com A/S
dinglød.dkSimply.com A/S
editorhub.dkSimply.com A/S
elbilsguiden.dkSimply.com A/S
erp-skiftet.dkSimply.com A/S
fiskegrejsguiden.dkSimply.com A/S
forfatterlex.dkSimply.com A/S
fynskerestauranter.dkSimply.com A/S
gamingpuls.dkSimply.com A/S
gaveopdagelser.dkSimply.com A/S
gavetrends.dkSimply.com A/S
grillbogen.dkSimply.com A/S
guidehub.dkSimply.com A/S
henrik-bondtofte.dkPunktum dk A/S (direct)
hjemmekontor-guiden.dkSimply.com A/S
hjemmelex.dkSimply.com A/S
hjemmemagasinet.dkSimply.com A/S
iot-guiden.dkSimply.com A/S
jyskerestauranter.dkSimply.com A/S
kaffenoerden.dkSimply.com A/S
krisogbondtofte.dkSimply.com A/S
ladcykelguiden.dkSimply.com A/S
lerguiden.dkSimply.com A/S
linkbyggerne.dkNetsite A/S
linkdoktoren.dkSimply.com A/S
loebeskoguiden.dkSimply.com A/S
loensystemguiden.dkSimply.com A/S
mammaliv.dkSimply.com A/S
meditationsguiden.dkSimply.com A/S
minimalismeguiden.dkSimply.com A/S
ostguiden.dkSimply.com A/S
pladsberegner.dkSimply.com A/S
rideguiden.dkSimply.com A/S
shopoversigten.dkSimply.com A/S
solenergiguiden.dkSimply.com A/S
spilregelbogen.dkSimply.com A/S
surdejsguiden.dkSimply.com A/S
te-guiden.dkSimply.com A/S
varmeguiden.dkSimply.com A/S
varmepumpe-guiden.dkSimply.com A/S
vinolex.dkSimply.com A/S
virksomhedsoversigten.dkSimply.com A/S
whiskylex.dkSimply.com A/S
yogaforbegyndere.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
154ms
A
99ms
MX
120ms
AAAA
114ms
TXT
441ms
CAA
164ms
HTTPS
117ms
TLSA
406ms
SOA
99ms
MTA-STS
200ms
DNSSEC
302ms
SRV
211ms
Total
2364ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 04:53:13 shown 2364ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-27 03:17:15 632ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-16 22:43:13 910ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 06:37:37 898ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 22:09:28 596ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-24 22:51:26 2519ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-08 19:59:05 1002ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-16 20:56:40 25221ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 19:14:08 736ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 11:16:42 1159ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-24 05:09:35 1184ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 14:26:02 761ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 03:06:17 1601ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 18:05:44 485ms 2 NS 2 A 1 MX 🔓 Insecure
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