sjef.nu - robtex.com
sjef.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: 2026-07-16 01:50:32 +0000 (EPOCH 1784166632) (auto) | ||||||
| TXT | id:98ec0329-63a0-46cc-9183-51ace85ca085 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1784166686 | ||||||
Subdomains
piwik.sjef.nu |
Same first word
Similar names
DNS History
19 records (6 active, 13 former)
○NSns1.es11.siteground.eu2016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
●NSns1.greenhost.nl2026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
○NSns2.es11.siteground.eu2016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
●NSns2.greenhost.net2026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
●NSns3.greenhost.nl2026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
○NSv1.pcextreme.nl2015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
○NSv2.pcextreme.nl2015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
○NSv3.pcextreme.eu2015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
○MXfallback.mail.pcextreme.nl2015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
●MXmx1.greenhost.nl2026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
○MXmx10.mailspamprotection.com2016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
●MXmx2.greenhost.nl2026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
○MXmx20.mailspamprotection.com2016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
○MXmx30.mailspamprotection.com2016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
○MXprimary.mail.pcextreme.nl2015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
○A109.72.85.1182015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
●A213.108.104.1102026-06-09 → 2026-07-16 · 3 obs
● 2026-06-09 12:29:32
● 2026-07-16 02:04:40
○A2a00:f10:10a:5:3:b43:80:22015-08-18 → 2016-01-11 · 4 obs
● 2016-01-11 02:23:10
○ 2016-04-04 03:22:12
○ 2026-07-16 02:04:40
○A37.60.250.2332016-04-04 → 2017-01-22 · 5 obs
● 2016-04-04 03:22:12
● 2017-01-22 15:25:28
○ 2026-06-09 12:29:32
○ 2026-07-16 02:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | d.ns.nu, z.ns.nu, y.ns.nu, c.ns.nu... | - |
| sjef.nu | ns1.greenhost.nl, ns2.greenhost.net, ns3.greenhost.nl | - |
✅ Authoritative Response
Server:51.210.125.146
NS records: ns1.greenhost.nl, ns2.greenhost.net, ns3.greenhost.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.108.104.110 |
| NS | 3 | ns1.greenhost.nl, ns2.greenhost.net... |
| MX | 2 | mx1.greenhost.nl (pri: 10), mx2.greenhost.nl (pri: 10) |
| TXT | 2 | v=spf1 include:spf.greenhost.nl ~all, google-site-verification=e3KG_2FRsoBhkyw |
| SOA | 1 | ns1.greenhost.nl hostmaster.sjef.nu |
Analysis
Hierarchy
The domain piwik.sjef.nu falls under the parent sjef.nu.
IP Addresses
sjef.nu directs to one IP number, which is 213.108.104.110.
Among the host names that share IP numbers with sjef.nu are uhurunet.com, imhd.nl, loesvrij.nl and two others.
Name Servers
sjef.nu is served by three name servers: ns2.greenhost.net, ns1.greenhost.nl and ns3.greenhost.nl.
At least some of sjef.nu's name servers are shared with other domains, for example piteon.nl, stackspin.net, cp8.it and two more.
Hosts pointing to four IP addresses:
ns2.greenhost.net directs to 51.210.125.146, 206.81.31.94, 2001:41d0:304:100::3d1d and 2a03:b0c0:3:d0::10fc:6001.
Hosts with two IP numbers each:
The A records for ns1.greenhost.nl return 213.108.104.200 and 2a00:c6c0:0:107::53.
The A records for ns3.greenhost.nl return 78.47.187.201 and 2a01:4f8:c0c:2324::1.
Mail Servers
The MX records for sjef.nu point to two mail servers: mx1.greenhost.nl and mx2.greenhost.nl.
sjef.nu has the same mail server arrangement as a number of other domains, for example encryptuganda.org, bonlogis.nl, bonem.nl and two more.
sjef.nu overlaps on mail servers with certain other domains, eco-wise.eu among them.
mx1.greenhost.nl resolves to 195.190.28.42 and 2a00:c6c0:0:111::25. Likewise, mx2.greenhost.nl resolves to 195.190.28.43 and 2a00:c6c0:0:111::2525 — two IP addresses apiece.