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cdn-bootstrapcdn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.251.91.228🇷🇺 SPRINTHOST | ||||||
| NS | a.dnspod.com ⭐ | ||||||
| A | 43.130.172.75🇸🇬 TENCENT-NET-AP-CN | ||||||
| A | 43.134.249.74🇸🇬 TENCENT-NET-AP-CN | ||||||
| A | 101.227.168.75🇨🇳 CHINANET-SHANGHAI-MAN | ||||||
| A | 117.135.128.175🇨🇳 CHINAMOBILE-CN | ||||||
| PTR | (root) | ||||||
| NS | b.dnspod.com | ||||||
| A | 43.161.3.75🇮🇳 TENCENT-NET-AP-CN | ||||||
| A | 163.177.5.79🇨🇳 UNICOM-GuangZhou-IDC | ||||||
| A | 220.196.136.75🇨🇳 UNICOM-SHFT-IDC | ||||||
| NS | c.dnspod.com | ||||||
| A | 43.134.249.75🇸🇬 TENCENT-NET-AP-CN | ||||||
| A | 112.80.181.175🇨🇳 CHINA169-Backbone | ||||||
| A | 125.94.59.175🇨🇳 CHINA-TELECOM | ||||||
| SOA | a.dnspod.comdomainadmin@dnspod.com serial=1771066021 | ||||||
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=1771291435 | ||||||
Same first word
cdn-bootstrapcdn.com |
DNS History
4 records (4 active, 0 former)
●NSa.dnspod.com2026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 15:09:56
●NSb.dnspod.com2026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 15:09:56
●NSc.dnspod.com2026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 15:09:56
●A185.251.91.2282026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 15:09:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdn-bootstrapcdn.com | a.dnspod.com, b.dnspod.com, c.dnspod.com | 10 records |
✅ Authoritative Response
Server: 101.227.168.75
NS records: a.dnspod.com, b.dnspod.com, c.dnspod.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdn-bootstrapcdn.com (unsigned zone)
⏱️ Timing
Total: 1006ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.251.91.228 |
| NS | 3 | b.dnspod.com, c.dnspod.com... |
| SOA | 1 | a.dnspod.com domainadmin.dnspod.com |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (a.dnspod.com, a.dnspod.com, a.dnspod.com...)
AI analysis
cdn-bootstrapcdn.com points to a single IP number: 185.251.91.228.
The domain cdn-bootstrapcdn.com is delegated to three name servers: a.dnspod.com, b.dnspod.com and c.dnspod.com.
cdn-bootstrapcdn.com shares name servers with other domains at least partially, for instance bifenw.com, kvpva.icu, flightpathbiz.com, bot02na.cfd and wuxihandi.com.
these name servers are often used together with the name servers f1g1ns1.dnspod.net.
Host names with four IP numbers:
a.dnspod.com points to 43.130.172.75, 43.134.249.74, 101.227.168.75 and 117.135.128.175.
Host names with three IP numbers:
b.dnspod.com points to 43.161.3.75, 163.177.5.79 and 220.196.136.75.
c.dnspod.com points to 43.134.249.75, 112.80.181.175 and 125.94.59.175.