rtcatesting.com - dns.ninja
rtcatesting.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dlsemc.com ⚠️ Not in zone NS records | ||||||
| A | 70.225.236.144🇺🇸 AS701870.225.0.0/16 | ||||||
| NS | ns4.dlsemc.com ⚠️ Not in zone NS records | ||||||
| A | 70.225.236.144🇺🇸 AS701870.225.0.0/16 | ||||||
| NS | ns7.dlsemc.com ⚠️ Not in zone NS records | ||||||
| A | 70.225.236.133🇺🇸 AS701870.225.0.0/16 | ||||||
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=1791947089 | ||||||
Subdomains
Same first word
rtcatesting.com |
Similar names
Previous names
Next names
DNS History
8 records (3 active, 5 former)
●NSns1.dlsemc.com2026-08-20 → 2026-10-14 · 3 obs
● 2026-08-20 04:07:56
● 2026-10-14 03:24:22
○NSns1.rtcatesting.com2015-06-10 → 2026-09-22 · 10 obs
● 2017-06-08 18:07:56
○ 2026-08-20 04:07:56
● 2026-09-15 09:49:22
○ 2026-09-16 14:36:24
● 2026-09-16 15:31:52
○ 2026-09-17 17:17:48
● 2026-09-22 01:19:26
○ 2026-10-09 01:31:18
○ 2026-10-14 03:24:22
●NSns4.dlsemc.com2026-08-20 → 2026-10-14 · 3 obs
● 2026-08-20 04:07:56
● 2026-10-14 03:24:22
●NSns7.dlsemc.com2026-08-20 → 2026-10-14 · 3 obs
● 2026-08-20 04:07:56
● 2026-10-14 03:24:22
○NSns7.rtcatesting.com2015-06-10 → 2026-09-22 · 10 obs
● 2017-06-08 18:07:56
○ 2026-08-20 04:07:56
● 2026-09-15 09:49:22
○ 2026-09-16 14:36:24
● 2026-09-16 15:31:52
○ 2026-09-17 17:17:48
● 2026-09-22 01:19:26
○ 2026-10-09 01:31:18
○ 2026-10-14 03:24:22
○NSrtcatesting.com.rtcatesting.com2015-06-10 → 2026-09-22 · 10 obs
● 2017-06-08 18:07:56
○ 2026-08-20 04:07:56
● 2026-09-15 09:49:22
○ 2026-09-16 14:36:24
● 2026-09-16 15:31:52
○ 2026-09-17 17:17:48
● 2026-09-22 01:19:26
○ 2026-10-09 01:31:18
○ 2026-10-14 03:24:22
○MXmailhost.rtcatesting.com2015-06-10 → 2026-09-22 · 10 obs
● 2017-06-08 18:07:56
○ 2026-08-20 04:07:56
● 2026-09-15 09:49:22
○ 2026-09-16 14:36:24
● 2026-09-16 15:31:52
○ 2026-09-17 17:17:48
● 2026-09-22 01:19:26
○ 2026-10-09 01:31:18
○ 2026-10-14 03:24:22
○A70.225.236.1602015-06-10 → 2026-09-22 · 10 obs
● 2017-06-08 18:07:56
○ 2026-08-20 04:07:56
● 2026-09-15 09:49:22
○ 2026-09-16 14:36:24
● 2026-09-16 15:31:52
○ 2026-09-17 17:17:48
● 2026-09-22 01:19:26
○ 2026-10-09 01:31:18
○ 2026-10-14 03:24:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rtcatesting.com | ns1.dlsemc.com, ns4.dlsemc.com, ns7.dlsemc.com | 3 records |
✅ Authoritative Response
Server:70.225.236.133
NS records: ns1.dlsemc.com, ns4.dlsemc.com, ns7.dlsemc.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtcatesting.com (unsigned zone)
⏱️ Timing
Total: 775ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 70.225.236.160 |
| NS | 2 | ns1.rtcatesting.com, ns7.rtcatesting.com |
| MX | 1 | mailhost.rtcatesting.com (pri: 100) |
| SOA | 1 | rtcatesting.com.rtcatesting.com root.rtc |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.dlsemc.com, ns4.dlsemc.com, ns7.dlsemc.com)
Analysis
Hierarchy
The parent domain of ns7.rtcatesting.com and ns1.rtcatesting.com is rtcatesting.com.
Name Servers
rtcatesting.com has three name servers — ns1.dlsemc.com, ns4.dlsemc.com and ns7.dlsemc.com.
The name servers of rtcatesting.com overlap at least partially with those of other domains — among them dlssafety.com, dlsemc.com, pcgonline.info and two more.
These name servers commonly appear in delegations together with ns7.vccitesting.com, vccitesting.com, ns4.vccitesting.com and 6 other.
Three hostnames, each with one IP address: ns1.dlsemc.com → 70.225.236.144, ns4.dlsemc.com → 70.225.236.144 and ns7.dlsemc.com → 70.225.236.133.
The host names ns1.dlsemc.com and ns4.dlsemc.com both resolve to 70.225.236.144 IP addresses.