ddu.dk

📜 Historical scan 2026-07-23 04:19:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ddu.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 10 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.206 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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#

5 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	—	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records#

1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.206	3600s	206.giga-ptr.232.116.217.in-addr.arpa web6.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records#

7 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c03::1b	rd-in-f27.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	7200s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	7200s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	7200s	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	7200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	7200s	aspmx4.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	7200s	aspmx5.googlemail.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	ddu.dk → 217.116.232.206
🔶 Autoconfig	ddu.dk → 217.116.232.206

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-01 09:28:46

www CNAME	ddu.dk (all on ddu.dk)
Wildcard	Yes: any name under the zone resolves

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.ddu.dk	ddu.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026072301
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@ddu.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 12:07:45

Field	Value
Registrar	GIGAHOST ApS
Registered	2001-07-10
Expires	2026-09-30 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

55ms

58ms

AAAA

59ms

TXT

635ms

CAA

53ms

HTTPS

54ms

TLSA

161ms

SOA

0ms

MTA-STS

65ms

DNSSEC

143ms

SRV

215ms

Total

1832ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 03:58:52	97ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-22 02:25:11	110ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-20 14:13:48	227ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-19 10:11:07	146ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-18 09:59:33	219ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-17 09:11:23	232ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-16 08:13:44	179ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-15 06:25:06	213ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-14 04:11:34	464ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-13 02:30:07	121ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-12 00:21:25	224ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-12 00:11:52	116ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-10 20:14:47	131ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-09 17:29:39	105ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-08 11:53:48	746ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-07 11:35:10	220ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-06 11:26:43	91ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-05 09:37:34	102ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-04 09:34:16	184ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-03 09:33:19	293ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-02 09:31:05	902ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 09:28:46	1270ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-27 08:20:55	939ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-24 23:12:46	1780ms	5 NS 1 A 7 MX	🔓 Insecure
2026-09-18 07:16:50	1112ms	5 NS 1 A 7 MX	🔓 Insecure