nslookup.dk

📜 Historical scan 2026-07-10 17:30:44  ·  ← 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   50ms
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   41ms
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 → 40.104.116.8

🔷 AAAA Records (IPv6)#

2 records   45ms
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   62ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.40.14,172.67.174.43 ech=AEX+DQBBugAgACDWMM8oW/oKA/lYa7ZLHG2utpKbWw7BGnSouJjopHlCdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:ae2b,2606:4700:3037::6815:280e

🔌 SRV Records#

1 records   163ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 5 10 5061 sipfed.online.lync.com

📝 TXT Records#

2 records   314ms
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#

138ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2409141401
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 (253d)

🔗 Same registrant#

47 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
allangorm.dkNYGREEN IT ApS
blaiton.dkNYGREEN IT ApS
cloud2b.dkNYGREEN IT ApS
cloudnews.dkNYGREEN IT ApS
dk-import.dkNYGREEN IT ApS
estatehandel.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
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
smsid.dkNYGREEN IT ApS
staldmoselund.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
50ms
A
41ms
MX
59ms
AAAA
45ms
TXT
314ms
CAA
45ms
HTTPS
62ms
TLSA
67ms
SOA
0ms
MTA-STS
58ms
DNSSEC
138ms
SRV
163ms
Total
969ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 11:54:20 644ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 00:15:16 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 shown 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