51fz.net - robtex.com
51fz.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1411.awsdns-48.org ⭐ | ||||||
| A | 2600:9000:5305:8300::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1411.awsdns-48.org | ||||||
| A | 205.251.197.131🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1411.awsdns-48.org | ||||||
| NS | ns-1865.awsdns-41.co.uk | ||||||
| A | 2600:9000:5307:4900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| A | 205.251.199.73🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1865.awsdns-41.co.uk | ||||||
| NS | ns-204.awsdns-25.com | ||||||
| A | 2600:9000:5300:cc00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-204.awsdns-25.com | ||||||
| A | 205.251.192.204🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-204.awsdns-25.com | ||||||
| NS | ns-803.awsdns-36.net | ||||||
| A | 2600:9000:5303:2300::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-803.awsdns-36.net | ||||||
| A | 205.251.195.35🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-803.awsdns-36.net | ||||||
| SOA | ns-1411.awsdns-48.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
net
| 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=1785452792 | ||||||
Same first word
51fz.net |
Similar names
DNS History
6 records (4 active, 2 former)
○NSdns13.hichina.com2015-07-21 → 2017-04-09 · 4 obs
● 2017-04-09 08:57:32
○ 2026-02-16 22:53:16
○ 2026-07-30 23:23:18
○NSdns14.hichina.com2015-07-21 → 2017-04-09 · 4 obs
● 2017-04-09 08:57:32
○ 2026-02-16 22:53:16
○ 2026-07-30 23:23:18
●NSns-1411.awsdns-48.org2026-02-16 → 2026-07-30 · 3 obs
● 2026-02-16 22:53:16
● 2026-07-30 23:23:18
●NSns-1865.awsdns-41.co.uk2026-02-16 → 2026-07-30 · 3 obs
● 2026-02-16 22:53:16
● 2026-07-30 23:23:18
●NSns-204.awsdns-25.com2026-02-16 → 2026-07-30 · 3 obs
● 2026-02-16 22:53:16
● 2026-07-30 23:23:18
●NSns-803.awsdns-36.net2026-02-16 → 2026-07-30 · 3 obs
● 2026-02-16 22:53:16
● 2026-07-30 23:23:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net... | - |
| 51fz.net | ns-204.awsdns-25.com, ns-803.awsdns-36.net, ns-1865.awsdns-41.co.uk, ns-1411.awsdns-48.org | 2 records |
✅ Authoritative Response
Server:205.251.195.35
NS records: ns-204.awsdns-25.com, ns-803.awsdns-36.net, ns-1865.awsdns-41.co.uk, ns-1411.awsdns-48.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51fz.net (unsigned zone)
⏱️ Timing
Total: 216ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1411.awsdns-48.org, ns-1865.awsdns-41.co.uk... |
| SOA | 1 | ns-1411.awsdns-48.org awsdns-hostmaster. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-803.awsdns-36.net, ns-803.awsdns-36.net)
Analysis
Name Servers
51fz.net has four authoritative name servers: ns-204.awsdns-25.com, ns-803.awsdns-36.net, ns-1411.awsdns-48.org and ns-1865.awsdns-41.co.uk.
51fz.net shares at least some of its name servers with other domains, including kvksghotel.com, i-rat.net, dy1t14cp7essh.cloudfront.net and two others.
These name servers are frequently paired with the name servers ns-761.awsdns-31.net, ns-1306.awsdns-35.org and ns-1716.awsdns-22.co.uk.
The host names ns-204.awsdns-25.com, ns-803.awsdns-36.net, ns-1411.awsdns-48.org and ns-1865.awsdns-41.co.uk each resolve to two IP addresses: ns-204.awsdns-25.com resolves to 205.251.192.204 and 2600:9000:5300:cc00::1; ns-803.awsdns-36.net resolves to 205.251.195.35 and 2600:9000:5303:2300::1; ns-1411.awsdns-48.org resolves to 205.251.197.131 and 2600:9000:5305:8300::1; ns-1865.awsdns-41.co.uk resolves to 205.251.199.73 and 2600:9000:5307:4900::1.