bcof.cn - dns.ninja
bcof.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.40.36🇺🇸 SHARKTECH-1208.98.40.0/24 | ||||||
| NS | www.bcof.cn ⭐ | ||||||
| A | 208.98.40.225🇺🇸 SHARKTECH-1208.98.40.0/24 | ||||||
| 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.bcof.cnbcof@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=2035175630 | ||||||
Same first word
Similar names
DNS History
18 records (4 active, 14 former)
●NSns1.4.cn2026-03-14 → 2026-08-13 · 3 obs
● 2026-03-14 17:58:32
● 2026-08-13 11:47:12
●NSns2.4.cn2026-03-14 → 2026-08-13 · 3 obs
● 2026-03-14 17:58:32
● 2026-08-13 11:47:12
●NSwww.bcof.cn2015-07-04 → 2026-08-13 · 2 obs
● 2026-08-13 11:47:12
○MXio.bouncemx.com2015-11-11 → 2016-05-01 · 4 obs
● 2016-05-01 15:36:32
○ 2019-12-23 20:17:26
○ 2026-08-13 11:47:12
○A208.98.40.2242026-06-27 → 2026-06-27 · 4 obs
● 2026-06-27 20:33:36
○ 2026-07-01 01:24:36
○ 2026-08-13 11:47:12
●A208.98.40.362026-07-01 → 2026-08-13 · 3 obs
● 2026-07-01 01:24:36
● 2026-08-13 11:47:12
○A208.98.40.712026-03-14 → 2026-03-14 · 4 obs
● 2026-03-14 17:58:32
○ 2026-03-15 13:57:06
○ 2026-08-13 11:47:12
○A208.98.40.752026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:25:18
○ 2026-03-23 10:51:50
○ 2026-08-13 11:47:12
○A208.98.43.162026-03-15 → 2026-03-15 · 4 obs
● 2026-03-15 13:57:06
○ 2026-03-17 04:25:18
○ 2026-08-13 11:47:12
○A208.98.43.172026-03-24 → 2026-03-24 · 4 obs
● 2026-03-24 15:41:30
○ 2026-03-29 01:16:36
○ 2026-08-13 11:47:12
○A208.98.43.752026-03-29 → 2026-03-29 · 4 obs
● 2026-03-29 01:16:36
○ 2026-03-29 05:09:10
○ 2026-08-13 11:47:12
○A208.98.43.782026-03-23 → 2026-03-23 · 4 obs
● 2026-03-23 10:51:50
○ 2026-03-24 15:41:30
○ 2026-08-13 11:47:12
○A70.39.84.2272015-07-04 → 2015-07-04 · 3 obs
○ 2026-03-14 17:58:32
○ 2026-08-13 11:47:12
○A70.39.84.2322016-01-27 → 2016-01-27 · 4 obs
● 2016-01-27 20:56:34
○ 2016-05-01 15:36:32
○ 2026-08-13 11:47:12
○A70.39.84.2412016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 15:36:32
○ 2019-12-23 20:17:26
○ 2026-08-13 11:47:12
○A70.39.84.2442015-11-11 → 2015-11-11 · 4 obs
● 2015-11-11 13:17:36
○ 2016-01-27 20:56:34
○ 2026-08-13 11:47:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| bcof.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 bcof.cn (unsigned zone)
⏱️ Timing
Total: 1693ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.40.36 |
| SOA | 1 | www.bcof.cn bcof.cn |
Analysis
IP Addresses
bcof.cn points to a single IP number: 208.98.40.36.
Additional host names — redbussecondarydns.ylotto.com, www.life-sm.com, www.www.www.qiqikanpian.com and two others — share IP numbers with bcof.cn.
Name Servers
bcof.cn carries NS records delegating to ns1.4.cn, ns2.4.cn and www.bcof.cn.
bcof.cn has at least partial name server overlap with other domains, such as hnpuxian.com, 25poker.com, heyuanok.com and two others.
These name servers are frequently paired with the name servers ns3.goldenname.com, ns4.goldenname.com, ns3.4.cn and two others.
ns1.4.cn points to 107.167.27.66; ns2.4.cn points to 208.98.43.66; www.bcof.cn points to 208.98.40.225 — each hostname maps to exactly one IP address.