rtcad.com - dns.ninja
rtcad.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.80.138.89🇭🇰 DXTL-HK154.80.128.0/20 Proxy-registered route object | ||||||
| NS | a12.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b12.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1762083796 | ||||||
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=1781877675 | ||||||
Same first word
rtcad.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSa.share-dns.com2026-02-21 → 2026-06-19 · 3 obs
● 2026-02-21 12:06:06
● 2026-06-19 14:08:52
●NSa12.share-dns.com2026-02-21 → 2026-06-19 · 3 obs
● 2026-02-21 12:06:06
● 2026-06-19 14:08:52
●NSb.share-dns.net2026-02-21 → 2026-06-19 · 3 obs
● 2026-02-21 12:06:06
● 2026-06-19 14:08:52
●NSb12.share-dns.net2026-02-21 → 2026-06-19 · 3 obs
● 2026-02-21 12:06:06
● 2026-06-19 14:08:52
○NSns11.bigwww.com2015-12-12 → 2017-08-20 · 4 obs
● 2017-08-20 07:53:10
○ 2026-02-21 12:06:06
○ 2026-06-19 14:08:52
○A116.255.229.2052017-08-20 → 2017-08-20 · 4 obs
● 2017-08-20 07:53:10
○ 2026-02-21 12:06:06
○ 2026-06-19 14:08:52
●A154.80.138.892026-02-21 → 2026-06-19 · 3 obs
● 2026-02-21 12:06:06
● 2026-06-19 14:08:52
○A61.155.194.422016-11-20 → 2016-11-20 · 3 obs
○ 2017-08-20 07:53:10
○ 2026-06-19 14:08:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rtcad.com | b12.share-dns.net, a12.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.52.239
NS records: b12.share-dns.net, a12.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtcad.com (unsigned zone)
⏱️ Timing
Total: 268ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.80.138.89 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a12.share-dns.com)
Analysis
IP Addresses
rtcad.com has exactly one IP address — 154.80.138.89.
Name Servers
Four name servers handle the delegation for rtcad.com: a12.share-dns.com, a.share-dns.com, b12.share-dns.net and b.share-dns.net.
At least some of rtcad.com's name servers are shared with other domains, for example boligangchuguan.com, finechem-ridci.com, xinchao188.com and two more.
These name servers tend to co-occur with a4.share-dns.com, b4.share-dns.net, a8.share-dns.com and 7 other name servers in the same DNS delegations.
a12.share-dns.com and a.share-dns.com share the IP address 172.64.53.25; b12.share-dns.net and b.share-dns.net share the IP address 172.64.52.239.
a12.share-dns.com along with a.share-dns.com each resolve to 172.64.53.25 IP addresses.
b12.share-dns.net along with b.share-dns.net each resolve to 172.64.52.239 IP addresses.