51csid.com - robtex.com

51csid.com

DNSSEC⚠️ Not signed
A156.254.47.88🇭🇰 OWGELS-AS-AP156.254.32.0/19 Starbow Ltd
NSa7.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb7.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1769072628

com

Same first word

DNS History

5 records (5 active, 0 former)

NSa.share-dns.coma7.share-dns.comb.share-dns.netb7.share-dns.netA156.254.47.88
NSa.share-dns.com2026-04-29 → 2026-08-01 · 2 obs
● 2026-04-29 21:01:32
● 2026-08-01 05:27:32
NSa7.share-dns.com2026-04-29 → 2026-08-01 · 2 obs
● 2026-04-29 21:01:32
● 2026-08-01 05:27:32
NSb.share-dns.net2026-04-29 → 2026-08-01 · 2 obs
● 2026-04-29 21:01:32
● 2026-08-01 05:27:32
NSb7.share-dns.net2026-04-29 → 2026-08-01 · 2 obs
● 2026-04-29 21:01:32
● 2026-08-01 05:27:32
A156.254.47.882026-04-29 → 2026-08-01 · 2 obs
● 2026-04-29 21:01:32
● 2026-08-01 05:27:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...-
51csid.comb7.share-dns.net, a7.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b7.share-dns.net, a7.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 341ms | Queries: -

📄 Records

TypeCountSample Data
A1156.254.47.88
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a7.share-dns.com)

Analysis

IP Addresses

51csid.com has exactly one IP address — 156.254.47.88.

zhongda001.com, feishikuang.com, shzhongkai.com plus two other host names have IP numbers in common with 51csid.com.

Name Servers

Four name servers handle the delegation for 51csid.com: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

51csid.com has at least partial name server overlap with other domains, such as nbjqm.com, jdss-culture.com, xiangtanhao.com and two others.

a9.share-dns.com, b9.share-dns.net and a12.share-dns.com — plus 7 other name servers — are commonly paired with these name servers.

a7.share-dns.com and a.share-dns.com share the IP address 172.64.53.25; b7.share-dns.net and b.share-dns.net share the IP address 172.64.52.239.

These two host names — a7.share-dns.com and a.share-dns.com — each point to 172.64.53.25 IP addresses.

These two host names — b7.share-dns.net and b.share-dns.net — each point to 172.64.52.239 IP addresses.