nslookup.dk

📜 Historical scan 2026-09-27 00:15:16  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nslookup.dk is a .dk domain served by 2 nameservers (jihoon.ns.cloudflare.com, june.ns.cloudflare.com). It was registered on 20 June 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.40.14 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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   31ms
NameserverIP addressesPTRASN / ISP
jihoon.ns.cloudflare.com 108.162.195.233
162.159.44.233
172.64.35.233
2606:4700:58::a29f:2ce9
2803:f800:50::6ca2:c3e9
2a06:98c1:50::ac40:23e9		 jihoon.ns.cloudflare.com
jihoon.ns.cloudflare.com
jihoon.ns.cloudflare.com
jihoon.ns.cloudflare.com
jihoon.ns.cloudflare.com
jihoon.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
june.ns.cloudflare.com 108.162.192.176
172.64.32.176
173.245.58.176
2606:4700:50::adf5:3ab0
2803:f800:50::6ca2:c0b0
2a06:98c1:50::ac40:20b0		 june.ns.cloudflare.com
june.ns.cloudflare.com
june.ns.cloudflare.com
june.ns.cloudflare.com
june.ns.cloudflare.com
june.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   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.40.14 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.174.43 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

2 records   37ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:ae2b 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:280e 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   43ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.40.14,172.67.174.43 ech=AEX+DQBBKgAgACB2pyLqfC/tzrV7PiyUBe6M8FImQvF+dO/fquL1DqWWEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:ae2b,2606:4700:3037::6815:280e

🔌 SRV Records#

1 records   65ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 5 10 5061 sipfed.online.lync.com

📝 TXT Records#

2 records   184ms
TXT Record
google-site-verification=_J89beZosw10gk2nawMf4SdQhgqC003PL7i5g5EJXAk
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (nslookup.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.nslookup.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc-support@nygreenit.dk; ruf=mailto:dmarc-support@nygreenit.dk; pct=100; ri=86400

📬 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 2026-10-14 11:54:20
www104.21.40.14 172.67.174.43 2606:4700:3030::ac43:ae2b 2606:4700:3037::6815:280e (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.nslookup.dk ZegqOcdFcCe8J9zu-WLqjQuIHbvPGjXZbSschBPqHeI

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2415931484
Primary NS (MNAME)jihoon.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 15:45:03
FieldValue
RegistrarNYGREEN IT ApS
Registered2016-06-20
Expires2027-06-30 (252d)

🔗 Same registrant#

55 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
365portal.dkNYGREEN IT ApS
365portalen.dkNYGREEN IT ApS
abocean.dkNYGREEN IT ApS
allangorm.dkNYGREEN IT ApS
backupcenter.dkNYGREEN IT ApS
blackfog.dkNYGREEN IT ApS
blaiton.dkNYGREEN IT ApS
cloud2b.dkNYGREEN IT ApS
cloudnews.dkNYGREEN IT ApS
dk-import.dkNYGREEN IT ApS
estatehandel.dkNYGREEN IT ApS
estatesalg.dkNYGREEN IT ApS
farveloscar.dkNYGREEN IT ApS
havnefront.dkNYGREEN IT ApS
hojene.dkNYGREEN IT ApS
kcll.dkNYGREEN IT ApS
luft-tilvandvarmepumpe.dkNYGREEN IT ApS
mail4life.dkNYGREEN IT ApS
maler-mega.dkNYGREEN IT ApS
mekamail.dkPunktum dk A/S (direct)
mitsubishivarmepumpeforhandler.dkNYGREEN IT ApS
mj-deko.dkNYGREEN IT ApS
mogensfriis.dkPunktum dk A/S (direct)
monteringvarmepumpe.dkNYGREEN IT ApS
networkcenter.dkNYGREEN IT ApS
nit365.dkPunktum dk A/S (direct)
nordsoproviant.dkNYGREEN IT ApS
nsservice.dkNYGREEN IT ApS
nygit.dkNYGREEN IT ApS
nygreenit.dkNYGREEN IT ApS
outletpc.dkNYGREEN IT ApS
panasonicvarmepumpeforhandler.dkNYGREEN IT ApS
panasonicvarmepumpetilbud.dkNYGREEN IT ApS
partnerhjemmeside.dkNYGREEN IT ApS
pixnative.dkNYGREEN IT ApS
rapportcenter.dkNYGREEN IT ApS
safebladeservice.dkNYGREEN IT ApS
safeoceanservice.dkNYGREEN IT ApS
safesolution.dkNYGREEN IT ApS
smsid.dkNYGREEN IT ApS
staldmoselund.dkNYGREEN IT ApS
starsdk.dkNYGREEN IT ApS
startdk.dkNYGREEN IT ApS
svanepark.dkNYGREEN IT ApS
teleagenten.dkNYGREEN IT ApS
tomsvognmandsforretning.dkPunktum dk A/S (direct)
varmemadsen.dkNYGREEN IT ApS
varmepumpeaalborg.dkNYGREEN IT ApS
varmepumpeblokhus.dkNYGREEN IT ApS
varmepumpebrønderslev.dkNYGREEN IT ApS
varmepumpehjørring.dkNYGREEN IT ApS
varmepumpelufttilluft.dkNYGREEN IT ApS
varmepumpeskagen.dkNYGREEN IT ApS
varmepumpesommerhus.dkNYGREEN IT ApS
varmepumpethisted.dkNYGREEN IT ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
56ms
MX
54ms
AAAA
37ms
TXT
184ms
CAA
43ms
HTTPS
43ms
TLSA
54ms
SOA
0ms
MTA-STS
60ms
DNSSEC
113ms
SRV
65ms
Total
646ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 11:54:20 644ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 00:15:16 shown 646ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-25 23:56:00 657ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-24 23:29:14 759ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-23 23:09:45 544ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-21 07:37:54 1936ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-31 12:22:33 594ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-27 23:46:24 558ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-09 19:37:52 1618ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-02 11:45:58 2703ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-27 21:19:30 1517ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-10 17:30:44 969ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-26 02:46:44 713ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-22 09:00:25 1189ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 05:36:42 796ms 2 NS 2 A 0 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone