folder.nu - dns.ninja
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 | ||||||
| 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 | ||||||
| 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 | ||||||
| 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: 2026-06-27 18:24:20 +0000 (EPOCH 1782584660) (auto) | ||||||
| TXT | id:3065a850-cbcd-47dc-b4a1-178f9f0ce4dc | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1782584718 | ||||||
Previously MX for
folder.nu |
Same first word
Similar names
DNS History
19 records (5 active, 14 former)
●NSns.zxcs.be2026-03-11 → 2026-06-27 · 3 obs
● 2026-03-11 15:26:16
● 2026-06-27 18:59:04
●NSns.zxcs.eu2026-03-11 → 2026-06-27 · 3 obs
● 2026-03-11 15:26:16
● 2026-06-27 18:59:04
●NSns.zxcs.nl2026-03-11 → 2026-06-27 · 3 obs
● 2026-03-11 15:26:16
● 2026-06-27 18:59:04
○NSns1.crystone.net2015-08-05 → 2016-05-30 · 4 obs
● 2016-05-30 08:52:34
○ 2017-02-05 07:00:30
○ 2026-06-27 18:59:04
○NSns1.parkingcrew.net2018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-06-27 18:59:04
○NSns1.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-06-27 18:59:04
○NSns2.crystone.net2015-08-05 → 2016-05-30 · 4 obs
● 2016-05-30 08:52:34
○ 2017-02-05 07:00:30
○ 2026-06-27 18:59:04
○NSns2.parkingcrew.net2018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-06-27 18:59:04
○NSns2.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-06-27 18:59:04
○NSns3.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-06-27 18:59:04
○MXfallbackmail.zxcs.nl2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2026-03-11 15:26:16
○ 2026-06-27 18:59:04
○MXfolder.nu2017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2026-03-11 15:26:16
○ 2026-06-27 18:59:04
○MXvsp1.crystone.se2015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-06-27 18:59:04
○MXvsp2.crystone.se2015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-06-27 18:59:04
○A178.62.186.2202017-02-05 → 2017-02-05 · 4 obs
● 2017-02-05 07:00:30
○ 2018-09-23 02:25:52
○ 2026-06-27 18:59:04
●A185.71.61.882026-03-11 → 2026-06-27 · 3 obs
● 2026-03-11 15:26:16
● 2026-06-27 18:59:04
●A2a03:38a0:61:88::12026-03-11 → 2026-06-27 · 3 obs
● 2026-03-11 15:26:16
● 2026-06-27 18:59:04
○A54.72.9.512018-09-23 → 2018-09-23 · 4 obs
● 2018-09-23 02:25:52
○ 2026-03-11 15:26:16
○ 2026-06-27 18:59:04
○A83.168.226.1702015-08-05 → 2016-02-23 · 4 obs
● 2016-02-23 01:38:24
○ 2016-05-30 08:52:34
○ 2026-06-27 18:59:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| folder.nu | ns.zxcs.be, ns.zxcs.nl, ns.zxcs.eu | - |
✅ Authoritative Response
Server:46.101.179.64
NS records: ns.zxcs.be, ns.zxcs.nl, ns.zxcs.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for folder.nu (unsigned zone)
⏱️ Timing
Total: 1333ms | 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 (a.ns.nu, c.ns.nu, d.ns.nu...)
Analysis
IP Addresses
folder.nu has two IP addresses: 185.71.61.88 and 2a03:38a0:61:88::1
Among the host names that share IP numbers with folder.nu are fornuis.net, mail.bloemenwinkels.com, koffiezetapparaat.net and two others.
Name Servers
folder.nu is served by three name servers: ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl.
At least some of folder.nu's name servers are shared with other domains, for example liefgerief.be, ap-auto.nl, vabs.nl and two more.
It is common for these name servers to be used in conjunction with the name servers ns1.zxcs.nl, ns2.zxcs.nl and ns3.zxcs.nl.
The hostnames ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl each direct to two IP addresses — ns.zxcs.be to 46.101.179.64 and 2a03:b0c0:3:d0::116:2001, ns.zxcs.eu to 178.62.208.8 and 2a03:b0c0:2:d0::57:1001, and ns.zxcs.nl to 185.104.28.19 and 2a06:2ec0:1::10.