rtcadvisory.com - robtex.com
rtcadvisory.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.222.99.132🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | www.isslserv.ng | ||||||
| NS | ns1.server-51-222-99-132.da.direct ⭐ | ||||||
| A | 51.222.99.132🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | www.isslserv.ng | ||||||
| NS | ns1.issldns.com ⚠️ Not in zone NS records | ||||||
| A | 51.222.99.132🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | www.isslserv.ng | ||||||
| NS | ns2.server-51-222-99-132.da.direct | ||||||
| A | 51.222.99.132🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | www.isslserv.ng | ||||||
| MX | rtcadvisory.com ⭐ | ||||||
| A | 51.222.99.132🇨🇦 OVH51.222.0.0/16 Hosting route | ||||||
| PTR | www.isslserv.ng | ||||||
| TXT | v=spf1 a mx ip4:51.222.99.132 ~all | ||||||
| SOA | ns1.server-51-222-99-132.da.directisslservmgt@isslng.com 2023-11-09 #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=1778566596 | ||||||
MX for
rtcadvisory.com |
Same first word
rtcadvisory.com |
DNS History
12 records (5 active, 7 former)
●NSns1.issldns.com2026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 19:53:52
● 2026-05-12 06:24:24
●NSns1.server-51-222-99-132.da.direct2026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 19:53:52
● 2026-05-12 06:24:24
●NSns2.server-51-222-99-132.da.direct2026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 19:53:52
● 2026-05-12 06:24:24
○NSns3.issldns.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 09:47:42
○ 2026-03-25 19:53:52
○ 2026-05-12 06:24:24
○NSns3.isslserv.net2015-08-02 → 2016-07-03 · 4 obs
● 2016-07-03 17:37:00
○ 2017-04-02 09:47:42
○ 2026-05-12 06:24:24
○NSns4.issldns.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 09:47:42
○ 2026-03-25 19:53:52
○ 2026-05-12 06:24:24
○NSns4.isslserv.net2015-08-02 → 2016-07-03 · 4 obs
● 2016-07-03 17:37:00
○ 2017-04-02 09:47:42
○ 2026-05-12 06:24:24
○MXmail10.hspheredns.com2015-08-02 → 2016-07-03 · 4 obs
● 2016-07-03 17:37:00
○ 2017-04-02 09:47:42
○ 2026-05-12 06:24:24
●MXrtcadvisory.com2017-04-02 → 2026-05-12 · 3 obs
● 2017-04-02 09:47:42
● 2026-05-12 06:24:24
○A167.114.89.1212017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 09:47:42
○ 2026-03-25 19:53:52
○ 2026-05-12 06:24:24
●A51.222.99.1322026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 19:53:52
● 2026-05-12 06:24:24
○A96.125.189.1302015-08-02 → 2016-07-03 · 4 obs
● 2016-07-03 17:37:00
○ 2017-04-02 09:47:42
○ 2026-05-12 06:24:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| rtcadvisory.com | ns1.server-51-222-99-132.da.direct, ns2.server-51-222-99-132.da.direct, ns1.issldns.com | 1 record |
✅ Authoritative Response
Server:51.222.99.132
NS records: ns1.server-51-222-99-132.da.direct, ns2.server-51-222-99-132.da.direct, ns1.issldns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtcadvisory.com (unsigned zone)
⏱️ Timing
Total: 420ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.222.99.132 |
| NS | 2 | ns1.server-51-222-99-132.da.direct, ns2.server-51-222-99-132.da.direct |
| MX | 1 | rtcadvisory.com (pri: 0) |
| TXT | 1 | v=spf1 a mx ip4:51.222.99.132 ~all |
| SOA | 1 | ns1.server-51-222-99-132.da.direct issls |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns1.issldns.com)
Analysis
Mail Server Role
rtcadvisory.com serves as the mail server for rtcadvisory.com.
IP Addresses
rtcadvisory.com points to a single IP number: 51.222.99.132.
Other host names, for instance server-51-222-99-132.da.direct, firstideasltd.com, imperialetrader.com, isslserv.ng and ip132.ip-51-222-99.net share IP numbers with rtcadvisory.com.
Name Servers
The delegation for rtcadvisory.com is handled by three name servers: ns1.issldns.com, ns1.server-51-222-99-132.da.direct and ns2.server-51-222-99-132.da.direct.
rtcadvisory.com at least partially shares name servers with other domains, for instance parklanemontessorischools.ng, hicadsystemsltd.com, landmarkservicesltd.com, firstideasltd.com and imperialetrader.com.
Host names sharing a single IP address:
The host name ns1.issldns.com points to 51.222.99.132.
The host name ns1.server-51-222-99-132.da.direct points to 51.222.99.132.
The host name ns2.server-51-222-99-132.da.direct points to 51.222.99.132.
Host names that point to 51.222.99.132: ns1.issldns.com, ns1.server-51-222-99-132.da.direct and ns2.server-51-222-99-132.da.direct.
Mail Servers
A single mail server handles rtcadvisory.com.
rtcadvisory.com points to a single IP: 51.222.99.132.