bigbank.dk

📜 Historical scan 2026-07-30 22:00:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bigbank.dk is a .dk domain served by 2 nameservers (cleo.ns.cloudflare.com, violet.ns.cloudflare.com). It was registered on 27 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.39.127 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by de-smtp-inbound-1.mimecast.com, de-smtp-inbound-2.mimecast.com. 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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
cleo.ns.cloudflare.com	108.162.193.89 172.64.33.89 173.245.59.89 2606:4700:58::adf5:3b59 2803:f800:50::6ca2:c159 2a06:98c1:50::ac40:2159	cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
violet.ns.cloudflare.com	108.162.192.237 172.64.32.237 173.245.58.237 2606:4700:50::adf5:3aed 2803:f800:50::6ca2:c0ed 2a06:98c1:50::ac40:20ed	violet.ns.cloudflare.com violet.ns.cloudflare.com violet.ns.cloudflare.com violet.ns.cloudflare.com violet.ns.cloudflare.com violet.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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.39.127	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.145.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	de-smtp-inbound-1.mimecast.com	194.104.108.22 194.104.108.22 194.104.110.22 194.104.110.22	de-smtp-inbound-1.mimecast.com de-smtp-inbound-2.mimecast.com de-smtp-inbound-2.mimecast.com de-smtp-inbound-1.mimecast.com	AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited
20	300s	de-smtp-inbound-2.mimecast.com	194.104.108.22 194.104.108.22 194.104.110.22 194.104.110.22	de-smtp-inbound-1.mimecast.com de-smtp-inbound-2.mimecast.com de-smtp-inbound-2.mimecast.com de-smtp-inbound-1.mimecast.com	AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited AS39588 Mimecast Services Limited

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:277f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:914b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.39.127,172.67.145.75 ech=AEX+DQBBjwAgACDPPNeWfnfiRhx3UVQm4h48e/EfrQ0m69Qi7c11rYQaIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:277f,2606:4700:3035::ac43:914b

📝 TXT Records#

2 records 8203ms

TXT Record
0ed1fe018a30a55f0c051e470a813b08f9c6f303de
v=spf1 include:_netblocks.mimecast.com -all

✉️ SPF#

Policy	Record (bigbank.dk)
-all (hard fail)	v=spf1 include:_netblocks.mimecast.com -all

📨 DMARC#

Policy	Record (_dmarc.bigbank.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:cd17afd81169968@rep.dmarcanalyzer.com; ruf=mailto:cd17afd81169968@for.dmarcanalyzer.com; pct=100; sp=reject; adkim=s; aspf=s; fo=0:1:d: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#

latest probe, not this scan · checked 2026-10-10 10:38:23

www	Exists, no address
www vs bare domain	www does not resolve bigbank.dk: 104.21.39.127 172.67.145.75 2606:4700:3033::6815:277f 2606:4700:3035::ac43:914b (AS13335) www.bigbank.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

144ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410727598
Primary NS (MNAME)	cleo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 05:25:22

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2006-06-27
Expires	2027-06-30 (247d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

30ms

37ms

AAAA

30ms

TXT

8203ms

CAA

49ms

HTTPS

32ms

TLSA

207ms

SOA

0ms

MTA-STS

55ms

DNSSEC

144ms

SRV

108ms

Total

9186ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 10:38:23	1007ms	2 NS 2 A 2 MX	🔒 Secure
2026-10-09 05:10:38	1411ms	2 NS 2 A 2 MX	🔒 Secure
2026-09-15 15:06:50	1701ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-22 10:30:40	6605ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-11 21:06:53	3906ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-30 22:00:41 shown	9186ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-22 06:09:46	18044ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-17 20:28:09	2749ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-05 00:14:08	1922ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-27 12:42:42	1143ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-20 17:31:39	1326ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-16 14:29:25	2578ms	2 NS 2 A 2 MX	🔒 Secure