tec.nu - dns.ninja
tec.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 | id:fb1ce6a2-eeb7-40f6-8b28-fbb1fb6ad131 | ||||||
| TXT | NU zone update: 2026-08-14 20:40:13 +0000 (EPOCH 1786740013) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1786740066 | ||||||
Subdomains
mail.tec.nu |
Same first word
Similar names
DNS History
16 records (9 active, 7 former)
●NSns1.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
●NSns2.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○NSns3.binero.se2016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●NSns3.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○NSns4.binero.se2016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●NSns4.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○NSns5.binero.se2016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●NSns5.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○NSns6.binero.se2016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●NSns6.inleed.net2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○NSns7.binero.se2016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●MXmail.tec.nu2015-11-21 → 2026-08-14 · 6 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
●A185.189.49.2152021-06-16 → 2026-08-14 · 3 obs
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○A195.74.38.622016-12-08 → 2017-08-17 · 5 obs
● 2016-12-08 09:48:50
● 2017-08-17 08:50:44
○ 2021-06-16 01:34:52
○ 2026-08-14 20:55:34
●A2001:67c:750::32021-06-16 → 2026-08-14 · 3 obs
● 2021-06-16 01:34:52
● 2026-08-14 20:55:34
○A5.150.195.1952015-11-21 → 2021-06-16 · 7 obs
● 2016-05-03 14:19:52
○ 2016-12-08 09:48:50
○ 2017-08-17 08:50:44
● 2021-06-16 01:34:52
○ 2026-02-17 17:10:04
○ 2026-08-14 20:55:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| tec.nu | ns4.inleed.net, ns3.inleed.net, ns1.inleed.net, ns2.inleed.net | - |
✅ Authoritative Response
Server:185.189.49.214
NS records: ns4.inleed.net, ns3.inleed.net, ns1.inleed.net, ns2.inleed.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tec.nu (unsigned zone)
⏱️ Timing
Total: 1343ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.189.49.215 |
| AAAA | 1 | 2001:67c:750::3 |
| NS | 6 | ns3.inleed.net, ns1.inleed.net... |
| MX | 1 | mail.tec.nu (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.inleed.se ip4:18 |
| SOA | 1 | ns1.inleed.net hostmaster.tec.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
Hierarchy
mail.tec.nu is delegated beneath tec.nu.
IP Addresses
tec.nu points to the IP addresses 185.189.49.215 and 2001:67c:750::3
Two other host names, along with mail.rmf.se, lannathai.se and bjorkman.at, also share IP numbers with tec.nu.
Name Servers
tec.nu is delegated to 6 name servers: ns1.inleed.net, ns2.inleed.net, ns3.inleed.net and 3 other.
There is at least partial name server overlap between tec.nu and other domains — americats.com, hobbycenter.se, magnetal.com and two more among them.
The name servers ns4.inleed.net, ns5.inleed.net and ns6.inleed.net are often found in combination with these name servers.
Host names that have two IP addresses:
ns1.inleed.net points to 185.189.49.214 and 2001:67c:750::2.
ns2.inleed.net points to 185.189.49.215 and 2001:67c:750::3.
ns3.inleed.net points to 185.189.49.216 and 2001:67c:750::4.
ns4.inleed.net points to 194.68.59.6 and 2001:67c:750::5.
ns5.inleed.net points to 185.189.49.218 and 2001:67c:750::6.
ns6.inleed.net points to 185.189.49.219 and 2001:67c:750::7.
Mail Servers
The sole mail server for tec.nu is mail.tec.nu.
mail.tec.nu carries two IP numbers: 185.189.49.215 and 2001:67c:750::3.