folder.nu - robtex.com
folder.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:38a0:61:88::1🇳🇱 LEASEWEB-NL-AMS-012a03:38a0::/32 routed via LeaseWeb NL | ||||||
| PTR | mexaprod02.cobytes.io | ||||||
| A | 185.71.61.88🇳🇱 LEASEWEB-NL-AMS-01185.71.60.0/22 routed via LeaseWeb NL | ||||||
| NS | ns.zxcs.nl ⭐ | ||||||
| A | 2a06:2ec0:1::10🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| A | 185.104.28.19🇳🇱 AS-ZXCS185.104.28.0/24 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| NS | ns.zxcs.be | ||||||
| A | 2a03:b0c0:3:d0::116:2001🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| A | 46.101.179.64🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| NS | ns.zxcs.eu | ||||||
| A | 2a03:b0c0:2:d0::57:1001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| A | 178.62.208.8🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | ns.zxcs.nlhostmaster@folder.nu 2021-01-01 #0 | ||||||
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: 2026-07-11 20:10:41 +0000 (EPOCH 1783800641) (auto) | ||||||
| TXT | id:d1c9fada-0a70-401f-9bf5-76291b1d61e3 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783800704 | ||||||
Previously MX for
folder.nu |
Same first word
Similar names
DNS History
19 records (5 active, 14 former)
●NSns.zxcs.be2026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 15:26:16
● 2026-07-11 20:41:08
●NSns.zxcs.eu2026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 15:26:16
● 2026-07-11 20:41:08
●NSns.zxcs.nl2026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 15:26:16
● 2026-07-11 20:41:08
○NSns1.crystone.net2015-08-05 → 2016-05-30 · 4 obs
● 2016-05-30 08:52:34
○ 2017-02-05 07:00:30
○ 2026-07-11 20:41:08
○NSns1.parkingcrew.net2018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-07-11 20:41:08
○NSns1.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-07-11 20:41:08
○NSns2.crystone.net2015-08-05 → 2016-05-30 · 4 obs
● 2016-05-30 08:52:34
○ 2017-02-05 07:00:30
○ 2026-07-11 20:41:08
○NSns2.parkingcrew.net2018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-07-11 20:41:08
○NSns2.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-07-11 20:41:08
○NSns3.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-07-11 20:41:08
○MXfallbackmail.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2026-03-11 15:26:16
○ 2026-07-11 20:41:08
○MXfolder.nu2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2026-03-11 15:26:16
○ 2026-07-11 20:41:08
○MXvsp1.crystone.se2015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-07-11 20:41:08
○MXvsp2.crystone.se2015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-07-11 20:41:08
○A178.62.186.2202017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-07-11 20:41:08
●A185.71.61.882026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 15:26:16
● 2026-07-11 20:41:08
●A2a03:38a0:61:88::12026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 15:26:16
● 2026-07-11 20:41:08
○A54.72.9.512018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-07-11 20:41:08
○A83.168.226.1702015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-07-11 20:41:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | m.ns.nu, a.ns.nu, z.ns.nu, c.ns.nu... | 12 records |
| folder.nu | ns.zxcs.nl, ns.zxcs.eu, ns.zxcs.be | - |
✅ Authoritative Response
Server:185.104.28.19
NS records: ns.zxcs.nl, ns.zxcs.eu, ns.zxcs.be
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for folder.nu (unsigned zone)
⏱️ Timing
Total: 1656ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.71.61.88 |
| AAAA | 1 | 2a03:38a0:61:88::1 |
| NS | 3 | ns.zxcs.be, ns.zxcs.eu... |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | ns.zxcs.nl hostmaster.folder.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.ns.nu, y.ns.nu, m.ns.nu...)
Analysis
IP Addresses
folder.nu resolves to the IP addresses 185.71.61.88 and 2a03:38a0:61:88::1
Two other host names, along with fornuis.net, mail.bloemenwinkels.com and koffiezetapparaat.net, also share IP numbers with folder.nu.
Name Servers
folder.nu is delegated to three name servers: ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl.
folder.nu shares at least some of its name servers with other domains, including liefgerief.be, ap-auto.nl, vabs.nl and two others.
These name servers are frequently paired with the name servers ns1.zxcs.nl, ns2.zxcs.nl and ns3.zxcs.nl.
ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl each resolve to two IP addresses: ns.zxcs.be resolves to 46.101.179.64 and 2a03:b0c0:3:d0::116:2001; ns.zxcs.eu resolves to 178.62.208.8 and 2a03:b0c0:2:d0::57:1001; ns.zxcs.nl resolves to 185.104.28.19 and 2a06:2ec0:1::10.