www.postcode.nu - robtex.com
www.postcode.nu
| CNAME | postcode.nu | ||||||
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 127.0.0.1 | ||||||
| NS | ns1.openprovider.nl ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.openprovider.be | ||||||
| A | 2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.openprovider.eu | ||||||
| A | 2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | postcode.nu ⭐ 🔒 | ||||||
| A | 127.0.0.1 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2021-05-17 #2 | ||||||
postcode.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 127.0.0.1 | ||||||
| NS | ns1.openprovider.nl ⭐ | ||||||
| NS | ns2.openprovider.be | ||||||
| NS | ns3.openprovider.eu | ||||||
| MX | postcode.nu ⭐ 🔒 | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.openprovider.nldns@openprovider.eu 2021-05-17 #2 | ||||||
Same first word
Similar names
DNS History
4 records (1 active, 3 former)
○NSns1.sedoparking.com2015-12-04 → 2017-03-17 · 4 obs
● 2017-03-17 20:13:48
○ 2019-12-30 03:01:08
○ 2026-05-10 00:25:24
○NSns2.sedoparking.com2015-12-04 → 2017-03-17 · 4 obs
● 2017-03-17 20:13:48
○ 2019-12-30 03:01:08
○ 2026-05-10 00:25:24
○A31.7.4.1652015-08-14 → 2017-03-17 · 4 obs
● 2017-03-17 20:13:48
○ 2019-12-30 03:01:08
○ 2026-05-10 00:25:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | c.ns.nu, d.ns.nu, z.ns.nu, y.ns.nu... | 12 records |
| postcode.nu | ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu | - |
✅ Authoritative Response
Server:162.159.48.89
NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 754ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | postcode.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.ns.nu, y.ns.nu, m.ns.nu...)
Analysis
IP Addresses
www.postcode.nu points to a single IP number: 127.0.0.1.
Other host names, for instance mail.loretta.de, 190-97-57-131.bvconline.com.ar, 0.239.104.92.dynamic.wline.res.cust.swisscom.ch, 235.196.178.dynamic.wline.res.cust.swisscom.ch and 8.255.static.quadranet.com share IP numbers with www.postcode.nu.
Name Servers
The delegation for www.postcode.nu is handled by three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.
www.postcode.nu at least partially shares name servers with other domains, for instance prepa-2403.pro, uugc.com, openprovider.at, pentoleagnelli.nl and logo.nl.
Two IP numbers per host:
ns2.openprovider.be points to 2400:cb00:2049:1::a29f:1b60 and 162.159.27.96.
ns3.openprovider.eu points to 2400:cb00:2049:1::a29f:3059 and 162.159.48.89.
ns1.openprovider.nl points to 2400:cb00:2049:1::a29f:1a0a and 162.159.26.10.
Mail Servers
www.postcode.nu is handled by a single mail server, postcode.nu.