big.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
arch.ns.cloudflare.com	108.162.193.68 172.64.33.68 173.245.59.68 2606:4700:58::adf5:3b44 2803:f800:50::6ca2:c144 2a06:98c1:50::ac40:2144	arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dawn.ns.cloudflare.com	108.162.192.106 172.64.32.106 173.245.58.106 2606:4700:50::adf5:3a6a 2803:f800:50::6ca2:c06a 2a06:98c1:50::ac40:206a	dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com dawn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 23ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.150.1.1	300s	—	AS16509	Amazon.com, Inc.	216.150.1.0/24	🇺🇸 United States	—

📧 MX Records1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	big-dk.mail.protection.outlook.com	2a01:111:f403:ca09::28 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 2a01:111:f403:ca38::8 52.101.68.12 52.101.68.18 52.101.73.19 52.101.73.6	mail-am6pr02cu00300.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records18 records 228ms

TXT Record
_bd803oc6q59l1wxfjppc3t27l3235c4
_globalsign-domain-verification=4HDE8epUsSL1Eua3IypuQW4DLptiB6hyxthEt4WdF6
375919af-4c2b-481f-bb46-a6d6c6c3dc8e
adobe-idp-site-verification=56817f62-c418-4c5d-9dad-afe36f7672e6
airalo-domain-verification=dHFNyzglLpPtYcX
apple-domain-verification=51HpwC26mTD79c9J
asv=bce8f38660b6e2a60fb7d9636f6c49a5
autodesk-domain-verification=DXtK31VwmKupx9Dy02yo
bw=tAv2nQbTYs39YrPJJNkRx1kWHosSUrAZ98rhG1c0Ay4X
google-site-verification=5ZamKvM9WV-5xkC21Ums6xM9wMzt5CnIZHvqwl1DEf8
google-site-verification=PX1x9s_2aj_WljPQza7RF1KogMPl3pFNbirP2PAnQcE
google-site-verification=rqnNiYSUf3ZnigR6cMNlHO_jEXehJazUNOYE6SdjET4
LT4DtvlU/tEpEFT99Q2HcJZYM8qWMU3sX53rEiCKaS/wD4bJP4GHWthTBU36ElL4KgNeo+exYZnLOYxoU3FzBA==
miro-verification=da2deb365952c7c1ae25617b93bd35dbcc84843a
MS=ms56749993
v=spf1 mx a include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.concurcompleat.com include:_spf.essenslms.com include:_spf.emply.com -all
xn--MS=ms65969977
xn--MS=ms67034159

✉️ SPF

Policy	Record (big.dk)
-all (hard fail)	v=spf1 mx a include:spf.mandrillapp.com include:spf.protection.outlook.com include:_spf.concurcompleat.com include:_spf.essenslms.com include:_spf.emply.com -all

📨 DMARC

Policy	Record (_dmarc.big.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:umviz6cy@ag.eu.dmarcian.com; ruf=mailto:umviz6cy@fr.eu.dmarcian.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.big.dk	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	32Q0VK5taXHbk5uOBQgF3YSZMLyQM_wuxWq33hrbXRQ
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	3Iq4ZyPFtSicmktpSK4lv7S1w3908S9rtdzAQ7KUc-s
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	GjiZIsvXpdUsTRNgFSjchHZjtUPXsN8v1kw4NXLoF2I
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	MTo90DWpb1jL7moUKnbtb4LagPW8insgxLM8cYI9aPA
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	NZbBQk0o9cziAul-7BS_JLhJljNR28g1185Q52ZDJnU
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	OFCx8a4GDj6Ej3-rxjt9QQ2eEufay2eiuuUmeu9p9-M
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	_Cywx_o-S7vjDe7DuJ4jJ6vK4fFFDvSw6u2M-VTBDZY
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	a8aQKClMN-G_rGcgggix-1-WENY3PLv9-AvJgQwhoIQ
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	deCAaIppqPP_SzKtRISDtEmX0oGaKgsZcqSi9jEi5lc
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	drrY_q5khyJacqPA-ecH9DGplof6iq8ukTBcYd5ZR5k
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	qMCytpOWl7C4aExZswk-W4GDlf1K-kUUGaxJkr_ppLQ
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	tBj9a4YOWtVQzXR_eVTl2xZgkW-dK7JzOCD_jXI3Wmk
TXT	2d15eaae-d9d4-4cc3-b96a-8cff8761738f.stackpath-tls.com	wTp_UpWkGx4q_uH0NLAqktPvHZEv11-K1gSo2nH2IbU

🔗 TLSA / DANE

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

🔐 DNSSEC94ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413270507
Primary NS (MNAME)	arch.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

31ms

A

23ms

MX

24ms

AAAA

27ms

TXT

228ms

CAA

30ms

HTTPS

30ms

TLSA

164ms

SOA

0ms

MTA-STS

54ms

DNSSEC

94ms

SRV

57ms

Total

764ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:18:51	764ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 16:57:01	1264ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 14:28:04	4066ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 12:59:00	9335ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 12:53:26	5892ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 06:46:42	1534ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 21:32:19	10780ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 20:36:02	3673ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 19:58:16	8969ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 17:10:25	997ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 17:46:12	1928ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 14:02:16	1079ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 16:16:23	898ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 16:04:53	12861ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 14:30:38	581ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 14:30:01	741ms	2 NS 1 A 1 MX	🔒 Secure	View