jrb-c.com - robtex.com
jrb-c.com
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=1774469607 | ||||||
Subdomains
Same first word
jrb-c.com |
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.jrb-c.com2016-12-13 → 2026-03-25 · 2 obs
● 2026-03-25 20:15:08
●NSns1.sevcoms.uk2026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 20:15:06
● 2026-03-25 20:15:08
●NSns2.jrb-c.com2016-12-13 → 2026-03-25 · 2 obs
● 2026-03-25 20:15:08
●NSns2.sevcoms.uk2026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 20:15:06
● 2026-03-25 20:15:08
●MXjrbc-com0i.mail.protection.outlook.com2016-12-13 → 2026-03-25 · 2 obs
● 2026-03-25 20:15:08
●A77.68.20.1292026-03-25 → 2026-03-25 · 3 obs
● 2026-03-25 20:15:06
● 2026-03-25 20:15:08
○A82.165.44.582016-12-13 → 2017-06-12 · 4 obs
● 2017-06-12 13:32:34
○ 2026-03-25 20:15:06
○ 2026-03-25 20:15:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jrb-c.com | ns1.sevcoms.uk, ns2.sevcoms.uk | - |
✅ Authoritative Response
Server:77.68.20.129
NS records: ns1.sevcoms.uk, ns2.sevcoms.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jrb-c.com (unsigned zone)
⏱️ Timing
Total: 2545ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.68.20.129 |
| NS | 2 | ns1.jrb-c.com, ns2.jrb-c.com |
| MX | 1 | jrbc-com0i.mail.protection.outlook.com ( |
| TXT | 2 | google-site-verification=jSV74pwIjmKi-3F, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns2.jrb-c.com support.sevenoakscomputers |
Analysis
Hierarchy
jrb-c.com is a parent of ns2.jrb-c.com and ns1.jrb-c.com.
IP Addresses
jrb-c.com resolves to one IP number: 77.68.20.129.
other host names including ns1.jrb-c.com, ns1.vandeputte.co.uk, ns2.pos.sevenoakscomputers.com, lordsspring.com and ns2.mynetback.com share IP numbers with jrb-c.com.
Name Servers
jrb-c.com is delegated to four name servers: ns1.jrb-c.com, ns2.jrb-c.com, ns1.sevcoms.uk and ns2.sevcoms.uk.
jrb-c.com at least partially shares name servers with other domains, for instance sevcoms.uk, vinokelly.com, mynetback.com, seanoleary.net and fieldandmoor.co.uk.
these name servers are commonly used with the name servers ns1.vinokelly.com, ns2.vinokelly.com, ns1.mynetback.com, ns1.seanoleary.net, ns2.seanoleary.net, ns1.fieldandmoor.co.uk, ns2.fieldandmoor.co.uk and ns2.vandeputte.co.uk.
Host names with a single IP
ns1.jrb-c.com, ns2.jrb-c.com, ns1.sevcoms.uk and ns2.sevcoms.uk point to 77.68.20.129.
These four host names share IP 77.68.20.129.
Host names mapping to 77.68.20.129: ns1.jrb-c.com, ns2.jrb-c.com, ns1.sevcoms.uk and ns2.sevcoms.uk.
Mail Servers
jrb-c.com is handled by a single mail server, jrbc-com0i.mail.protection.outlook.com.
Host jrbc-com0i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::, 52.101.68.25, 52.101.68.27, 52.101.68.39 and 52.101.73.22.