rtctool.com - dns.ninja
rtctool.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=1793408686 | ||||||
Same first word
rtctool.com |
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Previous names
Next names
DNS History
5 records (5 active, 0 former)
●NSns11.xincache.com2026-09-07 → 2026-10-31 · 2 obs
● 2026-10-31 01:38:16
●NSns12.xincache.com2026-09-07 → 2026-10-31 · 2 obs
● 2026-10-31 01:38:16
●A54.183.102.222026-09-07 → 2026-10-31 · 2 obs
● 2026-10-31 01:38:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| rtctool.com | ns11.xincache.com, ns12.xincache.com | 12 records |
✅ Authoritative Response
Server:1.12.0.4
NS records: ns11.xincache.com, ns12.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtctool.com (unsigned zone)
⏱️ Timing
Total: 109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.183.102.22 |
| NS | 2 | ns11.xincache.com, ns12.xincache.com |
| MX | 2 | mxw.263.net (pri: 5), mx.263.net (pri: 10) |
| TXT | 1 | v=spf1 include:spf.263.net -all |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)
Analysis
IP Addresses
rtctool.com resolves to just one IP address, 54.183.102.22.
Two other host names, along with tremzsc.com, treeforest.de and lbv-design.com, also share IP numbers with rtctool.com.
Name Servers
rtctool.com is served by two delegated name servers, ns11.xincache.com and ns12.xincache.com.
rtctool.com shares its NS records with other domains, for example jsacrelgmh.com, lugaopowers.com, fab-union.com and two others.
The name servers of rtctool.com overlap at least partially with those of other domains — among them langshion.com, wlsum.com, kejinming.com and two more.
These name servers commonly appear in delegations together with ns13.xincache.com, ns14.xincache.com, ns19.xincache.com and 5 other.
DNS names with 8 IP addresses:
ns11.xincache.com carries IP addresses 1.12.0.4, 36.155.149.180 and 112.80.181.45, with 5 other addresses beyond those.
DNS names with 7 IP addresses:
ns12.xincache.com carries IP addresses 1.12.0.1, 36.155.149.176 and 112.80.181.111, with 4 other addresses beyond those.
Mail Servers
rtctool.com is served by two mail servers, mx.263.net and mxw.263.net.
Among the domains sharing a mail server setup with rtctool.com are domin-tex.com, apex-actuation.com, rivalcn.com and two others.
The mail servers for rtctool.com overlap at least partially with those of other domains, including lmsii.org and ql-ballvalve.com.
The hostnames mx.263.net and mxw.263.net each point to three IP numbers — 107.150.117.76, 128.1.42.104 and 128.14.224.70 — with identical mappings.
These two host names — mx.263.net and mxw.263.net — each point to 107.150.117.76 IP addresses.
These two host names — mx.263.net and mxw.263.net — each point to 128.1.42.104 IP addresses.
These two host names — mx.263.net and mxw.263.net — each point to 128.14.224.70 IP addresses.