kalvsund.nu - robtex.com
kalvsund.nu
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | NU zone update: 2026-05-09 20:35:01 +0000 (EPOCH 1778358901) (auto) | ||||||
| TXT | id:aa17843d-a7f7-4a5e-b179-8d2dbbbe6b98 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1778358953 | ||||||
Same first word
kalvsund.nu |
Similar names
DNS History
12 records (6 active, 6 former)
○NSatdns01.citynetwork.se2015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
○NSatdns02.citynetwork.se2015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
○NSatdns03.citynetwork.se2015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
●NSns1.loopia.se2026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
●NSns2.loopia.se2026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
○MXmail.kalvsund.nu2015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
●MXmail2.loopia.se2026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
●MXmailcluster.loopia.se2026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
○A188.95.227.202015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
○A2a00:16d8:2:200::202015-07-16 → 2017-03-30 · 4 obs
● 2017-03-30 19:12:02
○ 2026-04-08 18:09:24
○ 2026-05-09 20:53:54
●A2a02:250:0:8::532026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
●A93.188.2.542026-04-08 → 2026-05-09 · 3 obs
● 2026-04-08 18:09:24
● 2026-05-09 20:53:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| kalvsund.nu | ns2.loopia.se, ns1.loopia.se | - |
✅ Authoritative Response
Server:93.188.0.20
NS records: ns2.loopia.se, ns1.loopia.se
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1326ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.188.2.54 |
| AAAA | 1 | 2a02:250:0:8::53 |
| NS | 2 | ns1.loopia.se, ns2.loopia.se |
| MX | 2 | mailcluster.loopia.se (pri: 10), mail2.loopia.se (pri: 20) |
| TXT | 1 | v=spf1 include:kundspf.loopia.se -all |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)
Analysis
IP Addresses
kalvsund.nu points to two IP numbers: 2a02:250:0:8::53 and 93.188.2.54.
Other host names such as k(0x616e616c)kontoret.se, skarper.se, teampernilla.se, printeria.se and creart.se share IP numbers with kalvsund.nu.
Name Servers
kalvsund.nu is delegated to two name servers: ns1.loopia.se and ns2.loopia.se.
kalvsund.nu uses the same name server setup as other domains, including arinasoft.com, ingestedt.se, baksidan.nu, sportspeer.com and farskvarucentralen.com.
kalvsund.nu at least partially shares name servers with other domains; for instance tetrahand.com, fragner.net and se360.co.uk.
These name servers are commonly used alongside ns3.loopia.se and ns4.loopia.se.
Host names with two IP numbers:
ns1.loopia.se points to 2a02:250:ffff::20 and 93.188.0.20.
ns2.loopia.se points to 2a02:250:fffe::20 and 185.71.156.20.
Mail Servers
kalvsund.nu is handled by two mail servers: mail2.loopia.se and mailcluster.loopia.se.
kalvsund.nu uses the same mail server setup as other domains, for instance svabensverksherrgard.se, baddy.se, vinsalsace.se, clippingprovider.com and annegrefberg.se.
kalvsund.nu shares at least some mail servers with other domains, for example vironen.se, forest.org.rs, karinmeijer.se, fargboll.se and bilglasmasteri.se.
Host names with eight IPs:
mailcluster.loopia.se points to: 2a02:250:0:48::11, 2a02:250:0:48::12, 2a02:250:0:48::13, 2a02:250:0:48::14, 93.188.3.11, 93.188.3.12, 93.188.3.13 and 93.188.3.14.
Host names with four IPs:
mail2.loopia.se points to: 93.188.3.11, 93.188.3.12, 93.188.3.13 and 93.188.3.14.
Names pointing to 93.188.3.11: mailcluster.loopia.se and mail2.loopia.se.
Names pointing to 93.188.3.12: mailcluster.loopia.se and mail2.loopia.se.
Names pointing to 93.188.3.13: mailcluster.loopia.se and mail2.loopia.se.
Names pointing to 93.188.3.14: mailcluster.loopia.se and mail2.loopia.se.