4290.cn - robtex.com
4290.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dreamhost.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.26.14Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dreamhost.com | ||||||
| NS | ns2.dreamhost.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.26.81Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.dreamhost.com | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035066969 | ||||||
Same first word
Similar names
DNS History
5 records (2 active, 3 former)
●NSns1.dreamhost.com2015-05-06 → 2026-07-20 · 2 obs
● 2026-07-20 22:59:30
●NSns2.dreamhost.com2015-05-06 → 2026-07-20 · 2 obs
● 2026-07-20 22:59:30
○NSns3.dreamhost.com2015-05-06 → 2017-03-19 · 4 obs
● 2017-03-19 04:32:44
○ 2026-07-18 21:12:04
○ 2026-07-20 22:59:30
○A64.90.55.2422015-05-06 → 2015-09-23 · 4 obs
● 2015-09-23 23:28:08
○ 2015-12-16 19:27:34
○ 2026-07-20 22:59:30
○A75.119.200.912015-12-16 → 2015-12-16 · 4 obs
● 2015-12-16 19:27:34
○ 2016-04-02 08:05:46
○ 2026-07-20 22:59:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| 4290.cn | ns1.dreamhost.com, ns2.dreamhost.com | - |
✅ Authoritative Response
Server:162.159.26.81
NS records: ns1.dreamhost.com, ns2.dreamhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4290.cn (unsigned zone)
⏱️ Timing
Total: 2072ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
4290.cn is delegated to two name servers: ns1.dreamhost.com and ns2.dreamhost.com.
4290.cn shares its NS records with other domains, for example almanac2006.com, bit.edu.cv, bestofbostonband.com and two others.
4290.cn has at least partial name server overlap with other domains, such as gpxe.org, bcsinc.tv, aktiwiki.dk and two others.
It is common to find these name servers paired with the name servers ns3.dreamhost.com.
ns1.dreamhost.com directs to 162.159.26.14 and ns2.dreamhost.com directs to 162.159.26.81; each host name points to exactly one IP number.