dtbf.com.cn - robtex.com

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dtbf.com.cn

DNSSEC⚠️ Not signed
A38.173.128.214🇺🇸 AS398823
NSns1.nowcndns.com ⭐
A1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC
PTRip-1-193-216-204.defastlink.net
A218.98.111.129🇩🇪 HKCICL-AS-AP
PTRip-218-98-111-129.defastlink.net
A218.98.111.138🇩🇪 HKCICL-AS-AP
PTRip-218-98-111-138.defastlink.net
NSns2.nowcndns.com
A61.158.128.11🇨🇳 CHINA169-Backbone
PTR11.128.158.61.ha.cnc
A183.253.57.202🇨🇳 CHINAMOBILE-CN
PTRip-183-253-57-202.defastlink.net
A211.99.99.38🇨🇳 WYNETWORK
PTRip-211-99-99-38.defastlink.net
SOAns1.nowcndns.comadmin@nowcndns.com serial=1760584321

com.cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐ ⚠️ 🔒
NSb.dns.cn⚠️ 🔒
NSc.dns.cn⚠️ 🔒
NScns.cernet.net⚠️
NSd.dns.cn⚠️ 🔒
NSe.dns.cn⚠️ 🔒
SOAa.dns.cnroot@cnnic.cn serial=2030417290

Same first word

dtbf.com.cn

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DNS History

3 records (3 active, 0 former)

NSns1.nowcndns.comns2.nowcndns.comA38.173.128.214
●NSns1.nowcndns.com2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 23:03:28
● 2026-02-15 23:03:32
●NSns2.nowcndns.com2026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 23:03:28
● 2026-02-15 23:03:32
●A38.173.128.2142026-02-15 → 2026-02-15 · 2 obs
● 2026-02-15 23:03:28
● 2026-02-15 23:03:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dtbf.com.cnns1.nowcndns.com, ns2.nowcndns.com-

✅ Authoritative Response

Server: 183.253.57.202

NS records: ns1.nowcndns.com, ns2.nowcndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dtbf.com.cn (unsigned zone)

⏱️ Timing

Total: 3525ms | Queries: -

📄 Records

TypeCountSample Data
A138.173.128.214
NS2ns1.nowcndns.com, ns2.nowcndns.com
SOA1ns1.nowcndns.com admin.nowcndns.com

AI analysis

dtbf.com.cn points to IP number 38.173.128.214.

dtbf.com.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.

dtbf.com.cn uses the same name server setup as other domains such as bpyu.cn, blackpencil.cn, whjsdc.cn, nulg.cn and gztopo.com.cn.

Host names with three IP numbers:

ns1.nowcndns.com points to: 1.193.216.204, 218.98.111.129 and 218.98.111.138.

ns2.nowcndns.com points to: 61.158.128.11, 183.253.57.202 and 211.99.99.38.