eiderdowns.cn - dns.ninja
eiderdowns.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 198.50.252.64🇨🇦 OVH198.50.128.0/17 Hosting route | ||||||
| PTR | ip64.ip-198-50-252.net | ||||||
| NS | ns1.instradns.com ⭐ | ||||||
| A | 75.2.6.34🇺🇸 Amazon75.2.0.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns2.instradns.com | ||||||
| A | 75.2.85.37🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a9bf3e392db71e4d0.awsglobalaccelerator.com | ||||||
| NS | ns3.instradns.com | ||||||
| A | 99.83.188.20🇺🇸 Amazon99.83.176.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| MX | mail.eiderdowns.cn ⭐ | ||||||
| A | 66.70.178.74🇨🇦 OVH66.70.128.0/17 Hosting route | ||||||
| PTR | ns547779.ip-66-70-178.net | ||||||
| SOA | ns1.instradns.comroot@instra.com 2022-05-19 #1 | ||||||
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=2035085057 | ||||||
Subdomains
mail.eiderdowns.cn |
Same first word
eiderdowns.cn |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.instradns.com2017-09-18 → 2026-07-24 · 2 obs
● 2026-07-24 20:30:16
●NSns2.instradns.com2017-09-18 → 2026-07-24 · 2 obs
● 2026-07-24 20:30:16
●NSns3.instradns.com2017-09-18 → 2026-07-24 · 2 obs
● 2026-07-24 20:30:16
●MXmail.eiderdowns.cn2017-09-18 → 2026-07-24 · 2 obs
● 2026-07-24 20:30:16
○A184.95.38.1972017-09-18 → 2017-09-18 · 3 obs
○ 2026-02-27 06:14:08
○ 2026-07-24 20:30:16
●A198.50.252.642026-02-27 → 2026-07-24 · 3 obs
● 2026-02-27 06:14:08
● 2026-07-24 20:30:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| eiderdowns.cn | ns1.instradns.com, ns2.instradns.com, ns3.instradns.com | - |
✅ Authoritative Response
Server:99.83.188.20
NS records: ns1.instradns.com, ns2.instradns.com, ns3.instradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for eiderdowns.cn (unsigned zone)
⏱️ Timing
Total: 859ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.50.252.64 |
| NS | 3 | ns3.instradns.com, ns1.instradns.com... |
| MX | 1 | mail.eiderdowns.cn (pri: 10) |
| SOA | 1 | ns1.instradns.com root.instra.com |
Analysis
Hierarchy
mail.eiderdowns.cn is a subdomain of eiderdowns.cn.
IP Addresses
eiderdowns.cn resolves to one IP address: 198.50.252.64.
mysoc.ae, infoseek.app, coreskillshub.com and two other host names share IP numbers with eiderdowns.cn.
Name Servers
eiderdowns.cn carries NS records delegating to ns1.instradns.com, ns2.instradns.com and ns3.instradns.com.
The name servers of eiderdowns.cn overlap at least partially with those of other domains — among them sludursidan.is, gooddata.sg, avanceon.qa and two more.
The name servers ns1.hostingww.com, ns2.hostingww.com and ns3.hostingww.com are commonly seen alongside these name servers.
ns1.instradns.com points to 75.2.6.34; ns2.instradns.com points to 75.2.85.37; ns3.instradns.com points to 99.83.188.20 — each hostname maps to exactly one IP address.
Mail Servers
Mail for eiderdowns.cn is handled by a single mail server, mail.eiderdowns.cn.
mail.eiderdowns.cn carries a single IP number, which is 66.70.178.74.