letianfeng.com - robtex.com
letianfeng.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1941.awsdns-50.co.uk ⭐ | ||||||
| A | 2600:9000:5307:9500::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1941.awsdns-50.co.uk | ||||||
| A | 205.251.199.149🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1941.awsdns-50.co.uk | ||||||
| NS | ns-1301.awsdns-34.org | ||||||
| A | 2600:9000:5305:1500::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1301.awsdns-34.org | ||||||
| A | 205.251.197.21🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1301.awsdns-34.org | ||||||
| NS | ns-280.awsdns-35.com | ||||||
| A | 2600:9000:5301:1800::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-280.awsdns-35.com | ||||||
| A | 205.251.193.24🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-280.awsdns-35.com | ||||||
| NS | ns-913.awsdns-50.net | ||||||
| A | 2600:9000:5303:9100::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-913.awsdns-50.net | ||||||
| A | 205.251.195.145🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-913.awsdns-50.net | ||||||
| SOA | ns-1941.awsdns-50.co.ukawsdns-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=1774402057 | ||||||
Same first word
letianfeng.com |
letianfeng.github.io |
Similar names
DNS History
10 records (4 active, 6 former)
○NSns-1014.awsdns-62.net2016-12-14 → 2017-07-06 · 3 obs
● 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
○NSns-1051.awsdns-03.org2016-12-14 → 2017-07-06 · 3 obs
● 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
●NSns-1301.awsdns-34.org2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:53:28
○NSns-134.awsdns-16.com2016-12-14 → 2017-07-06 · 3 obs
● 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
○NSns-1612.awsdns-09.co.uk2016-12-14 → 2017-07-06 · 3 obs
● 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
●NSns-1941.awsdns-50.co.uk2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:53:28
●NSns-280.awsdns-35.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:53:28
●NSns-913.awsdns-50.net2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 01:53:28
○A34.195.207.1502017-07-06 → 2017-07-06 · 3 obs
● 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
○A54.173.239.1392016-12-14 → 2016-12-14 · 3 obs
○ 2017-07-06 19:43:38
○ 2026-03-25 01:53:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| letianfeng.com | ns-280.awsdns-35.com, ns-913.awsdns-50.net, ns-1301.awsdns-34.org, ns-1941.awsdns-50.co.uk | 1 record |
✅ Authoritative Response
Server:205.251.193.24
NS records: ns-280.awsdns-35.com, ns-913.awsdns-50.net, ns-1301.awsdns-34.org, ns-1941.awsdns-50.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for letianfeng.com (unsigned zone)
⏱️ Timing
Total: 202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1301.awsdns-34.org, ns-1941.awsdns-50.co.uk... |
| SOA | 1 | ns-1941.awsdns-50.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-280.awsdns-35.com)
Analysis
Name Servers
letianfeng.com is delegated to four name servers: ns-280.awsdns-35.com, ns-913.awsdns-50.net, ns-1301.awsdns-34.org and ns-1941.awsdns-50.co.uk.
letianfeng.com at least partially shares name servers with other domains, for instance doro68e6cdyo.cloudfront.net, acobot.com, d261t4gc9fu5qj.cloudfront.net, museumofnatureandsciencedallas.com and vcajapan.com.
these name servers are commonly used alongside ns-1069.awsdns-05.org.
Host names with two IP numbers:
ns-280.awsdns-35.com points to 2600:9000:5301:1800::1 and 205.251.193.24; ns-913.awsdns-50.net points to 2600:9000:5303:9100::1 and 205.251.195.145; ns-1301.awsdns-34.org points to 2600:9000:5305:1500::1 and 205.251.197.21; ns-1941.awsdns-50.co.uk points to 2600:9000:5307:9500::1 and 205.251.199.149.