gb-ix.net - robtex.com
gb-ix.net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.nl-ix.net ⭐ | ||||||
| A | 2a02:10:31:3016::4🇳🇱 JOINTTRANSIT-AS2a02:10:31::/48 | ||||||
| PTR | ns1.nl-ix.net | ||||||
| A | 213.207.16.4🇳🇱 JOINTTRANSIT-AS213.207.16.0/24 | ||||||
| PTR | ns1.nl-ix.net | ||||||
| NS | ns2.nl-ix.net | ||||||
| A | 2a02:10:31:3017::4🇳🇱 JOINTTRANSIT-AS2a02:10:31::/48 | ||||||
| PTR | ns2.nl-ix.net | ||||||
| A | 213.207.17.4🇳🇱 JOINTTRANSIT-AS213.207.17.0/24 | ||||||
| PTR | ns2.nl-ix.net | ||||||
| MX | smtp2.gb-ix.net ⭐ | ||||||
| A | 83.163.47.95🇳🇱 Amazon83.160.0.0/14 | ||||||
| MX | smtp.gb-ix.net(20) | ||||||
| A | 213.125.157.234🇳🇱 TNF-AS213.125.128.0/17 VODAFONE_ZIGGO | ||||||
| PTR | d57d9dea.static.ziggozakelijk.nl | ||||||
| SOA | ns1.nl-ix.netadmin@nl-ix.net 2026-07-16 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784358317 | ||||||
Subdomains
Same first word
gb-ix.net |
Similar names
DNS History
6 records (4 active, 2 former)
●MXsmtp.gb-ix.net2016-01-11 → 2026-07-18 · 3 obs
● 2016-01-11 10:37:24
● 2026-07-18 07:18:40
○MXsmtp.gb-ix.net.gb-ix.net2015-07-11 → 2015-11-07 · 4 obs
● 2015-11-07 15:01:04
○ 2016-01-11 10:37:24
○ 2026-07-18 07:18:40
●MXsmtp2.gb-ix.net2016-01-11 → 2026-07-18 · 3 obs
● 2016-01-11 10:37:24
● 2026-07-18 07:18:40
○MXsmtp2.gb-ix.net.gb-ix.net2015-07-11 → 2015-11-07 · 4 obs
● 2015-11-07 15:01:04
○ 2016-01-11 10:37:24
○ 2026-07-18 07:18:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| gb-ix.net | ns1.nl-ix.net, ns2.nl-ix.net | 4 records |
✅ Authoritative Response
Server:213.207.17.4
NS records: ns1.nl-ix.net, ns2.nl-ix.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.nl-ix.net, ns1.nl-ix.net |
| MX | 2 | smtp.gb-ix.net (pri: 10), smtp2.gb-ix.net (pri: 20) |
| SOA | 1 | ns1.nl-ix.net admin.nl-ix.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.nl-ix.net, ns1.nl-ix.net, ns2.nl-ix.net...)
Analysis
Hierarchy
smtp.gb-ix.net, smtp2.gb-ix.net and www.gb-ix.net each fall under the parent domain gb-ix.net.
Name Servers
gb-ix.net has two authoritative name servers — ns1.nl-ix.net and ns2.nl-ix.net.
gb-ix.net shares its NS records with other domains, for example telecity-hex67.nl-ix.net, jointtransit.openpeering.nl, telecity5.nl-ix.net and two others.
gb-ix.net partially shares its NS delegation with several other domains, including interxionams5.nl-ix.net, 159.150.82.in-addr.arpa, data-center-arnhem.nl-ix.net and two others.
Both ns1.nl-ix.net and ns2.nl-ix.net have two IP addresses each. ns1.nl-ix.net resolves to 213.207.16.4 and 2a02:10:31:3016::4; ns2.nl-ix.net resolves to 213.207.17.4 and 2a02:10:31:3017::4.
Mail Servers
gb-ix.net is served by two mail servers, smtp2.gb-ix.net and smtp.gb-ix.net.
smtp2.gb-ix.net resolves to 83.163.47.95. smtp.gb-ix.net resolves to 213.125.157.234. Both host names point to a single IP number.