51ykc.com - robtex.com

51ykc.com

DNSSEC⚠️ Not signed
A202.61.85.168🇭🇰 COMING-AS202.61.84.0/23 Hong Kong Broadband Network Limited
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD
NSns1.judns.com ⚠️ Not in zone NS records
A47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD
NSns2.judns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.julydns.com ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAns1.julydns.commaster@jmdns.com serial=1767271088

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774429287

Same first word

51ykc.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comdns10.hichina.comdns23.hichina.comdns24.hichina.comdns9.hichina.comA202.61.85.168
○NSdns10.hichina.com2015-07-02 → 2016-12-02 · 4 obs
● 2015-07-02 18:13:34
● 2016-12-02 15:34:40
○ 2020-03-12 20:32:26
○ 2026-03-25 09:26:22
○NSdns23.hichina.com2020-03-12 → 2020-03-12 · 4 obs
○ 2016-12-02 15:34:40
● 2020-03-12 20:32:26
○ 2026-03-04 14:50:14
○ 2026-03-25 09:26:22
○NSdns24.hichina.com2020-03-12 → 2020-03-12 · 4 obs
○ 2016-12-02 15:34:40
● 2020-03-12 20:32:26
○ 2026-03-04 14:50:14
○ 2026-03-25 09:26:22
○NSdns9.hichina.com2015-07-02 → 2016-12-02 · 4 obs
● 2015-07-02 18:13:34
● 2016-12-02 15:34:40
○ 2020-03-12 20:32:26
○ 2026-03-25 09:26:22
●NSns1.judns.com2026-03-04 → 2026-03-25 · 3 obs
○ 2020-03-12 20:32:26
● 2026-03-04 14:50:14
● 2026-03-25 09:26:22
●NSns1.julydns.com2026-03-04 → 2026-03-25 · 3 obs
○ 2020-03-12 20:32:26
● 2026-03-04 14:50:14
● 2026-03-25 09:26:22
●NSns2.judns.com2026-03-04 → 2026-03-25 · 3 obs
○ 2020-03-12 20:32:26
● 2026-03-04 14:50:14
● 2026-03-25 09:26:22
●NSns2.julydns.com2026-03-04 → 2026-03-25 · 3 obs
○ 2020-03-12 20:32:26
● 2026-03-04 14:50:14
● 2026-03-25 09:26:22
●A202.61.85.1682026-03-04 → 2026-03-25 · 2 obs
● 2026-03-04 14:50:14
● 2026-03-25 09:26:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...-
51ykc.comns1.judns.com, ns2.judns.com2 records

✅ Authoritative Response

Server:162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51ykc.com (unsigned zone)

⏱️ Timing

Total: 376ms | Queries: -

📄 Records

TypeCountSample Data
A1202.61.85.168
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

51ykc.com maps to IP address 202.61.85.168.

Name Servers

51ykc.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

51ykc.com at least partially shares name servers with other domains such as sx-cummins.com, adljt.com, yxmedia.net, bet015.com and torreyum.com.

These name servers are commonly used with jm1.dns.com and jm2.dns.com.

Host names sharing a single IP

ns1.judns.com points to: 47.97.51.45.

ns2.judns.com points to: 162.159.27.251.

ns1.julydns.com points to: 47.97.51.45.

ns2.julydns.com points to: 162.159.48.223.

Host names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.