stackoverflow.cn - robtex.com
stackoverflow.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.43.36🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | rylandhomesmktg.com | ||||||
| NS | www.stackoverflow.cn ⭐ | ||||||
| A | 208.98.43.95🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| NS | ns1.4.cn ⚠️ Not in zone NS records | ||||||
| A | 107.167.27.66🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route) | ||||||
| NS | ns2.4.cn ⚠️ Not in zone NS records | ||||||
| A | 208.98.43.66🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | jensenstilbud.com | ||||||
| SOA | www.stackoverflow.cnstackoverflow@cn 2008-08-03 #0 | ||||||
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=2035267615 | ||||||
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DNS History
5 records (4 active, 1 former)
●NSwww.stackoverflow.cn2026-09-01 → 2026-09-03 · 2 obs
● 2026-09-03 23:54:34
○A208.98.43.332026-09-01 → 2026-09-01 · 3 obs
○ 2026-09-03 23:54:30
○ 2026-09-03 23:54:34
●A208.98.43.362026-09-03 → 2026-09-03 · 3 obs
● 2026-09-03 23:54:30
● 2026-09-03 23:54:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | 11 records |
| stackoverflow.cn | ns1.4.cn, ns2.4.cn | - |
✅ Authoritative Response
Server:107.167.27.66
NS records: ns1.4.cn, ns2.4.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stackoverflow.cn (unsigned zone)
⏱️ Timing
Total: 1464ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.43.36 |
| SOA | 1 | www.stackoverflow.cn stackoverflow.cn |
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (a.dns.cn, a.dns.cn, b.dns.cn...)
Out-of-bailiwick: 1 (ns.cernet.net)
Analysis
IP Addresses
stackoverflow.cn resolves to just one IP address, 208.98.43.36.
Two other host names, along with 86607.com, 612a2.sxhjb.com and zhtcdj.com, also share IP numbers with stackoverflow.cn.
Name Servers
Three name servers are authoritative for stackoverflow.cn: ns1.4.cn, ns2.4.cn and www.stackoverflow.cn.
stackoverflow.cn has at least partial name server overlap with other domains, such as fafa.cn, aidx.cn, 0fan.com and two others.
It is common to see these name servers used together with name servers ns3.goldenname.com and ns4.goldenname.com.
Three hostnames, one IP address apiece: ns1.4.cn resolves to 107.167.27.66, ns2.4.cn resolves to 208.98.43.66 and www.stackoverflow.cn resolves to 208.98.43.95.