realworld-diagnostics.com - robtex.com
realworld-diagnostics.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 137.222.16.125🇬🇧 JANET137.222.0.0/16 The University of Bristol Computing Service Tyndall Avenue Bristol BS8 1UD UNITED KINGDOM | ||||||
| PTR | www-survey-bris.ilrt.bris.ac.uk | ||||||
| NS | ns1.livedns.co.uk ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2001:8d8:fe:53:fa::1🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns1.slndns.co.uk | ||||||
| A | 217.160.81.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns1.livedns.co.uk | ||||||
| NS | ns1.fast-hosts.org ⚠️ Not in zone NS records | ||||||
| A | 217.160.81.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns1.livedns.co.uk | ||||||
| NS | ns2.fast-hosts.org ⚠️ Not in zone NS records | ||||||
| A | 217.160.82.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns2.livedns.co.uk | ||||||
| NS | ns2.livedns.co.uk ⚠️ Not in parent delegation | ||||||
| A | 2001:8d8:fe:53:fa::2🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns2.slndns.co.uk | ||||||
| A | 217.160.82.244🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns2.livedns.co.uk | ||||||
| NS | ns3.livedns.co.uk ⚠️ Not in parent delegation | ||||||
| A | 2607:f1c0:fe:53:185:132:35:244🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns3.livedns.co.uk | ||||||
| A | 185.132.35.244🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns3.livedns.co.uk | ||||||
| MX | mailserver.realworld-diagnostics.com ⭐ | ||||||
| A | 82.69.250.62🇬🇧 ZEN-AS82.68.0.0/15 Zen Internet Ltd | ||||||
| PTR | 82-69-250-62.dsl.in-addr.zen.co.uk | ||||||
| SOA | ns1.livedns.co.ukadministrator@realworld-diagnostics.com serial=1523005802 | ||||||
com
| 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=1776045702 | ||||||
Subdomains
mailserver.realworld-diagnostics.com |
Same first word
realworld-diagnostics.com |
DNS History
8 records (7 active, 1 former)
●NSns1.fast-hosts.org2026-03-10 → 2026-04-13 · 3 obs
● 2026-03-10 21:47:00
● 2026-04-13 02:31:02
●NSns1.livedns.co.uk2015-08-18 → 2026-04-13 · 3 obs
● 2015-08-18 00:22:30
● 2026-04-13 02:31:02
●NSns2.fast-hosts.org2026-03-10 → 2026-04-13 · 3 obs
● 2026-03-10 21:47:00
● 2026-04-13 02:31:02
●NSns2.livedns.co.uk2015-08-18 → 2026-04-13 · 3 obs
● 2015-08-18 00:22:30
● 2026-04-13 02:31:02
●NSns3.livedns.co.uk2015-08-18 → 2026-04-13 · 3 obs
● 2015-08-18 00:22:30
● 2026-04-13 02:31:02
●MXmailserver.realworld-diagnostics.com2008-03-14 → 2026-04-13 · 2 obs
● 2026-04-13 02:31:02
●A137.222.16.1252015-08-18 → 2026-04-13 · 3 obs
● 2015-08-18 00:22:30
● 2026-04-13 02:31:02
○A75.126.130.712008-03-14 → 2008-03-14 · 3 obs
○ 2015-08-18 00:22:30
○ 2026-04-13 02:31:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| realworld-diagnostics.com | ns1.fast-hosts.org, ns2.fast-hosts.org | - |
✅ Authoritative Response
Server:217.160.82.244
NS records: ns1.fast-hosts.org, ns2.fast-hosts.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for realworld-diagnostics.com (unsigned zone)
⏱️ Timing
Total: 374ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 137.222.16.125 |
| NS | 3 | ns2.livedns.co.uk, ns3.livedns.co.uk... |
| MX | 1 | mailserver.realworld-diagnostics.com (pr |
| SOA | 1 | ns1.livedns.co.uk administrator.realworl |
Analysis
Hierarchy
The parent of mailserver.realworld-diagnostics.com is realworld-diagnostics.com.
IP Addresses
realworld-diagnostics.com points to a single IP address: 137.222.16.125.
Other host names, for instance www-survey-bris.ilrt.bris.ac.uk, share IP numbers with realworld-diagnostics.com.
Name Servers
realworld-diagnostics.com is delegated to five name servers: ns1.fast-hosts.org, ns2.fast-hosts.org, ns1.livedns.co.uk, ns2.livedns.co.uk and ns3.livedns.co.uk.
realworld-diagnostics.com at least partially shares name servers with other domains, for example tecribbons.com, cistuff.com, askernishgolfclub.com, theseasounds.com and migrantyouth.org.
Host names with two IPs
Host ns1.livedns.co.uk points to 2001:8d8:fe:53:fa::1 and 217.160.81.244.
Host ns2.livedns.co.uk points to 2001:8d8:fe:53:fa::2 and 217.160.82.244.
Host ns3.livedns.co.uk points to 2607:f1c0:fe:53:185:132:35:244 and 185.132.35.244.
Host names with one IP
Host ns1.fast-hosts.org points to 217.160.81.244.
Host ns2.fast-hosts.org points to 217.160.82.244.
Hosts that point to 217.160.81.244: ns1.livedns.co.uk and ns1.fast-hosts.org.
Hosts that point to 217.160.82.244: ns2.livedns.co.uk and ns2.fast-hosts.org.
Mail Servers
The mailserver.realworld-diagnostics.com mail server handles realworld-diagnostics.com.
mailserver.realworld-diagnostics.com points to a single IP number: 82.69.250.62.