urbanexploration.name - robtex.com
urbanexploration.name
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::13🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php56.web4u.cz | ||||||
| A | 81.91.86.13🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 18.236.29.166🇺🇸 Amazon18.236.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-18-236-29-166.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-04 #0 | ||||||
name
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ac1.nstld.com ⭐ | ||||||
| NS | ac2.nstld.com | ||||||
| NS | ac3.nstld.com | ||||||
| NS | ac4.nstld.com | ||||||
| SOA | ac1.nstld.cominfo@verisign-grs.com serial=1776160622 | ||||||
Same first word
urbanexploration.us |
urbanexploration.pl |
urbanexploration.name |
urbanexploration.com |
urbanexploration.ch |
urbanexploration.de |
urbanexploration.info |
urbanexploration.dk |
urbanexploration.be |
urbanexploration.nl |
DNS History
7 records (6 active, 1 former)
○MXmail.urbanexploration.name2018-01-18 → 2018-01-18 · 3 obs
○ 2026-04-10 03:33:52
○ 2026-04-14 09:57:44
●MXmx1.mailchannels.net2026-04-10 → 2026-04-14 · 3 obs
● 2026-04-10 03:33:52
● 2026-04-14 09:57:44
●MXmx2.mailchannels.net2026-04-10 → 2026-04-14 · 3 obs
● 2026-04-10 03:33:52
● 2026-04-14 09:57:44
●A2001:1568::132018-01-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:57:44
●A81.91.86.132018-01-18 → 2026-04-14 · 2 obs
● 2026-04-14 09:57:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| name | ac1.nstld.com, ac3.nstld.com, ac2.nstld.com, ac4.nstld.com | 8 records |
| urbanexploration.name | ns2.web4u.cz, ns.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns2.web4u.cz, ns.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for urbanexploration.name (unsigned zone)
⏱️ Timing
Total: 865ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.13 |
| AAAA | 1 | 2001:1568::13 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ac1.nstld.com, ac1.nstld.com, ac3.nstld.com...)
Analysis
IP Addresses
urbanexploration.name resolves to two IP numbers: 2001:1568::13 and 81.91.86.13.
other host names including profsvar.cz, www.proal.cz, searchshop.eu, sevmoex.cz and tripper.cz share IP numbers with urbanexploration.name.
Name Servers
urbanexploration.name is delegated to two name servers ns2.web4u.cz and ns.web4u.cz.
urbanexploration.name shares the same name server setup as other domains, for instance logicare.cz, jura-store.cz, pistonet.cz, valdhans.cz and hornibludovice.cz.
Host names with two IP numbers:
The host name ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; the host name ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
Mail Servers
Two mail servers handle urbanexploration.name: mx1.mailchannels.net and mx2.mailchannels.net.
urbanexploration.name shares the same mail server setup as other domains, for instance purpletoupee.com, davidwestbrook.name, poopoffice.com, sirops.co.uk and lincolnhamfest.org.
urbanexploration.name shares mail servers with other domains to some extent, for instance malning.se.
Host names with one IP number:
mx1.mailchannels.net points to 18.236.29.166
mx2.mailchannels.net points to 54.69.1.140