gb - robtex.com
gb
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns0.ja.net ⭐ | ||||||
| A | 2001:630:0:8::14🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| A | 2001:630:0:9::14🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| PTR | ns0.ja.net | ||||||
| A | 128.86.1.20🇬🇧 JANET128.86.0.0/16 Aggregated Route JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| PTR | ns0.ja.net | ||||||
| A | 193.63.94.20🇬🇧 JANET193.60.0.0/14 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| PTR | ns0.ja.net | ||||||
| NS | ns.uu.net | ||||||
| A | 137.39.1.3🇺🇸 AS701137.39.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| PTR | ns.uu.net | ||||||
| NS | ns4.ja.net | ||||||
| A | 2001:630:0:47::42🇬🇧 JANET2001:630::/32 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| A | 193.62.157.66🇬🇧 JANET193.60.0.0/14 JANET(UK) Network Operations Centre Third floor 15 Fetter Lane London EC4A 1BW United Kingdom | ||||||
| PTR | ns4.ja.net | ||||||
| TXT | For details see the web page on: www.nic.uk | ||||||
| TXT | This domain is frozen and will be phased out | ||||||
| TXT | Domain names for United Kingdom go under .uk | ||||||
| SOA | ns0.ja.netoperations@ja.net 2009-07-14 #0 | ||||||
(root)
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.root-servers.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | c.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | d.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | e.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | f.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | g.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | h.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | i.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | j.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | k.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | l.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | m.root-servers.net ⚠️ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-04-23 #1 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| gb | ns.uu.net, ns0.ja.net, ns4.ja.net | 7 records |
✅ Authoritative Response
Server:137.39.1.3
NS records: ns.uu.net, ns0.ja.net, ns4.ja.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gb (unsigned zone)
⏱️ Timing
Total: 125ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns.uu.net, ns4.ja.net... |
| TXT | 3 | Domain names for United Kingdom go under, For details see the web page on: www.ni... |
| SOA | 1 | ns0.ja.net operations.ja.net |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (ns.uu.net, ns0.ja.net, ns0.ja.net...)
Analysis
Name Servers
gb delegates to three name servers: ns0.ja.net, ns4.ja.net and ns.uu.net.
gb shares some name servers with other domains, for example 171.194.in-addr.arpa, calls.ac.uk, ex.ac.uk, 8.53.143.in-addr.arpa and jiscpas.ac.uk.
these name servers are often used with ns2.ja.net, ns3.ja.net, ns1.ja.net, uucp-gw-1.pa.dec.com, uucp-gw-2.pa.dec.com, dns0.brad.ac.uk, dns1.brad.ac.uk, blox1.cen.brad.ac.uk, ns.uunet.ca and auth01.ns.uu.net.
Host names by IP count:
Four IPs: ns0.ja.net points to 2001:630:0:8::14, 2001:630:0:9::14, 128.86.1.20 and 193.63.94.20.
Two IPs: ns4.ja.net points to 2001:630:0:47::42 and 193.62.157.66.
One IP: ns.uu.net points to 137.39.1.3.