rogerblackburn.com - robtex.com
rogerblackburn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.203.241.42🇬🇧 NODE4-AS193.203.240.0/21 The Samuel Oscar Company | ||||||
| PTR | rogerblackburn.com | ||||||
| NS | ns.rogerblackburn.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 193.203.241.42🇬🇧 NODE4-AS193.203.240.0/21 The Samuel Oscar Company | ||||||
| PTR | rogerblackburn.com | ||||||
| NS | ns1.dns.houxou.com | ||||||
| A | 193.203.240.56🇬🇧 NODE4-AS193.203.240.0/21 The Samuel Oscar Company | ||||||
| PTR | ns1.dns.houxou.com | ||||||
| NS | ns2.dns.houxou.com | ||||||
| A | 193.203.240.57🇬🇧 NODE4-AS193.203.240.0/21 The Samuel Oscar Company | ||||||
| PTR | ns2.dns.houxou.com | ||||||
| MX | mail.rogerblackburn.com ⭐ | ||||||
| A | 193.203.241.42🇬🇧 NODE4-AS193.203.240.0/21 The Samuel Oscar Company | ||||||
| PTR | rogerblackburn.com | ||||||
| TXT | v=spf1 +a +mx +a:psa1.houxou.com -all | ||||||
| SOA | ns.rogerblackburn.comroger@rogerblackburn.com 2026-02-06 #1 | ||||||
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=1774744907 | ||||||
PTR for
Subdomains
Same first word
rogerblackburn.com |
DNS History
8 records (5 active, 3 former)
●NSns.rogerblackburn.com2026-03-25 → 2026-03-29 · 3 obs
● 2026-03-25 05:43:36
● 2026-03-29 00:43:14
●NSns1.dns.houxou.com2015-08-15 → 2026-03-29 · 2 obs
● 2026-03-29 00:43:14
●NSns2.dns.houxou.com2015-08-15 → 2026-03-29 · 2 obs
● 2026-03-29 00:43:14
●MXmail.rogerblackburn.com2026-03-25 → 2026-03-29 · 3 obs
● 2026-03-25 05:43:36
● 2026-03-29 00:43:14
○MXsmtp0.houxou.com2015-08-15 → 2017-06-14 · 4 obs
● 2017-06-14 15:25:08
○ 2026-03-25 05:43:36
○ 2026-03-29 00:43:14
○MXsmtp1.houxou.com2015-08-15 → 2017-06-14 · 4 obs
● 2017-06-14 15:25:08
○ 2026-03-25 05:43:36
○ 2026-03-29 00:43:14
○A193.203.240.752015-08-15 → 2017-06-14 · 4 obs
● 2017-06-14 15:25:08
○ 2026-03-25 05:43:36
○ 2026-03-29 00:43:14
●A193.203.241.422026-03-25 → 2026-03-29 · 3 obs
● 2026-03-25 05:43:36
● 2026-03-29 00:43:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net... | - |
| rogerblackburn.com | ns1.dns.houxou.com, ns2.dns.houxou.com | 2 records |
✅ Authoritative Response
Server:193.203.240.57
NS records: ns1.dns.houxou.com, ns2.dns.houxou.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rogerblackburn.com (unsigned zone)
⏱️ Timing
Total: 292ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.203.241.42 |
| NS | 3 | ns1.dns.houxou.com, ns2.dns.houxou.com... |
| MX | 1 | mail.rogerblackburn.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:psa1.houxou.com -all |
| SOA | 1 | ns.rogerblackburn.com roger.rogerblackbu |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.houxou.com, ns2.dns.houxou.com)
Analysis
Hierarchy
rogerblackburn.com is the parent of ns.rogerblackburn.com and mail.rogerblackburn.com.
IP Addresses
rogerblackburn.com resolves to a single IP: 193.203.241.42.
Other host names, for instance, ns.rogerblackburn.com and mail.rogerblackburn.com share IP numbers with rogerblackburn.com.
Name Servers
rogerblackburn.com delegates to three name servers: ns.rogerblackburn.com, ns1.dns.houxou.com and ns2.dns.houxou.com.
rogerblackburn.com shares some name servers with other domains, for example lists.samuel-oscar.co.uk, swfs.uk, avnet.co.uk, 247.203.193.in-addr.arpa and goneriding.net.
These name servers are commonly paired with auth2.dns.gxn.net, auth3.dns.gxn.net, auth4.dns.gxn.net, ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.
Host names with a single IP: ns.rogerblackburn.com points to 193.203.241.42; ns1.dns.houxou.com points to 193.203.240.56; ns2.dns.houxou.com points to 193.203.240.57.
Mail Servers
rogerblackburn.com is handled by a single mail server, mail.rogerblackburn.com.
Host name mail.rogerblackburn.com points to IP 193.203.241.42.