testserver55.com - dns.ninja
testserver55.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.223.53.230🇺🇸 Amazon18.220.0.0/14 EC2 CMH prefix | ||||||
| PTR | ec2-18-223-53-230.us-east-2.compute.amazonaws.com | ||||||
| NS | ns-904.awsdns-49.net ⭐ | ||||||
| A | 2600:9000:5303:8800::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-904.awsdns-49.net | ||||||
| A | 205.251.195.136🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-904.awsdns-49.net | ||||||
| NS | ns-1226.awsdns-25.org | ||||||
| A | 2600:9000:5304:ca00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1226.awsdns-25.org | ||||||
| A | 205.251.196.202🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1226.awsdns-25.org | ||||||
| NS | ns-1876.awsdns-42.co.uk ⚠️ Not in parent delegation | ||||||
| A | 2600:9000:5307:5400::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1876.awsdns-42.co.uk | ||||||
| A | 205.251.199.84🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1876.awsdns-42.co.uk | ||||||
| NS | ns-299.awsdns-37.com ⚠️ Not in parent delegation | ||||||
| A | 2600:9000:5301:2b00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-299.awsdns-37.com | ||||||
| A | 205.251.193.43🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-299.awsdns-37.com | ||||||
| SOA | ns-904.awsdns-49.netawsdns-hostmaster@amazon.com serial=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=1783864282 | ||||||
Same first word
testserver55.com |
DNS History
5 records (5 active, 0 former)
●NSns-1226.awsdns-25.org2026-04-02 → 2026-07-12 · 2 obs
● 2026-07-12 14:08:34
●NSns-1876.awsdns-42.co.uk2026-04-02 → 2026-07-12 · 2 obs
● 2026-07-12 14:08:34
●NSns-299.awsdns-37.com2026-04-02 → 2026-07-12 · 2 obs
● 2026-07-12 14:08:34
●NSns-904.awsdns-49.net2026-04-02 → 2026-07-12 · 2 obs
● 2026-07-12 14:08:34
●A18.223.53.2302026-04-02 → 2026-07-12 · 2 obs
● 2026-07-12 14:08:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| testserver55.com | ns-904.awsdns-49.net, ns-1226.awsdns-25.org | - |
✅ Authoritative Response
Server:205.251.195.136
NS records: ns-904.awsdns-49.net, ns-1226.awsdns-25.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for testserver55.com (unsigned zone)
⏱️ Timing
Total: 520ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.223.53.230 |
| NS | 4 | ns-1226.awsdns-25.org, ns-1876.awsdns-42.co.uk... |
| SOA | 1 | ns-904.awsdns-49.net awsdns-hostmaster.a |
Analysis
IP Addresses
testserver55.com points to a single IP number: 18.223.53.230.
Other host names share IP numbers with testserver55.com; ec2-18-223-53-230.us-east-2.compute.amazonaws.com is one such example.
Name Servers
testserver55.com has four authoritative name servers: ns-299.awsdns-37.com, ns-904.awsdns-49.net, ns-1226.awsdns-25.org and ns-1876.awsdns-42.co.uk.
There is at least partial name server overlap between testserver55.com and other domains — d2bjqved3q92sg.cloudfront.net, roadtraffic-technology.com, designview.io and two more among them.
All four hostnames — ns-299.awsdns-37.com, ns-904.awsdns-49.net, ns-1226.awsdns-25.org and ns-1876.awsdns-42.co.uk — resolve to two IP numbers apiece: ns-299.awsdns-37.com to 205.251.193.43 and 2600:9000:5301:2b00::1; ns-904.awsdns-49.net to 205.251.195.136 and 2600:9000:5303:8800::1; ns-1226.awsdns-25.org to 205.251.196.202 and 2600:9000:5304:ca00::1; ns-1876.awsdns-42.co.uk to 205.251.199.84 and 2600:9000:5307:5400::1.