www.deff.dk - robtex.com
www.deff.dk
| CNAME | deff.dk | ||||||
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 82.103.135.52🇩🇰 ASERGO-AS82.103.128.0/18 ASERGO | ||||||
| PTR | e82-103-135-52s.cust.asergo.com | ||||||
| NS | ns6.sitnet.dk ⭐ | ||||||
| A | 2604:e180:1071::3:1🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.234.197🇺🇸 DEFENSENET-1107.162.234.0/24 F5 via EMIX | ||||||
| NS | ns7.sitnet.dk | ||||||
| A | 2604:e180:1071::ffff:6ba2:b0dd🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States | ||||||
| A | 107.162.176.221🇺🇸 DEFENSENET-1107.162.176.0/24 F5 via EMIX | ||||||
| MX | barracuda.aub.aau.dk ⭐ | ||||||
| A | 130.225.53.23🇩🇰 FSKNET-DK130.225.0.0/16 Forskningsnettet-130.225 | ||||||
| PTR | barracuda.aub.aau.dk | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns6.sitnet.dkhostmaster@statens-it.dk serial=12052 | ||||||
deff.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 82.103.135.52🇩🇰 ASERGO-AS82.103.128.0/18 ASERGO | ||||||
| NS | ns6.sitnet.dk ⭐ | ||||||
| NS | ns7.sitnet.dk | ||||||
| MX | barracuda.aub.aau.dk ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns6.sitnet.dkhostmaster@statens-it.dk serial=12052 | ||||||
WOT: SAFE (63/100)
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A194.192.14.1322008-11-04 → 2008-11-04 · 3 obs
○ 2015-06-11 08:37:50
○ 2026-07-17 15:28:10
○A82.103.135.522015-06-11 → 2018-12-12 · 5 obs
● 2015-06-11 08:37:50
● 2018-12-12 00:22:46
○ 2026-07-04 00:17:08
○ 2026-07-17 15:28:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk... | - |
| deff.dk | ns6.sitnet.dk, ns7.sitnet.dk | 4 records |
✅ Authoritative Response
Server:107.162.176.221
NS records: ns6.sitnet.dk, ns7.sitnet.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 429ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | deff.dk |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns6.sitnet.dk, ns6.sitnet.dk, ns7.sitnet.dk...)
Analysis
IP Addresses
www.deff.dk resolves to just one IP address, 82.103.135.52.
Two other host names, along with kronborgslot.dk, kum.easy.lfac.dk and deff.dk, also share IP numbers with www.deff.dk.
Name Servers
www.deff.dk is served by two delegated name servers, ns6.sitnet.dk and ns7.sitnet.dk.
www.deff.dk shares its NS records with other domains, for example dkseb.dk, kompetanceudvikling.dk, 153.153.185.in-addr.arpa and two others.
There is at least partial name server overlap between www.deff.dk and other domains — servicestyrelsen.dk, boernekatalog.dk, sgavmst.dk and two more among them.
The name servers sit-dhcp001.prod.sitad.dk, ns2.sitnet.dk and ns3.sitnet.dk are often found in combination with these name servers.
Each of the two host names carries two IP addresses: ns6.sitnet.dk points to 107.162.234.197 and 2604:e180:1071::3:1, and ns7.sitnet.dk points to 107.162.176.221 and 2604:e180:1071::ffff:6ba2:b0dd.
Mail Servers
The sole mail server for www.deff.dk is barracuda.aub.aau.dk.
Like vbn.dk and deff.dk, www.deff.dk has the same mail server arrangement as several other domains.
There is one IP number for barracuda.aub.aau.dk: 130.225.53.23.