51ycedu.com - robtex.com

51ycedu.com

DNSSEC⚠️ Not signed
A154.221.127.209🇭🇰 DXTL-HK154.221.112.0/20 Proxy-registered route object
NSa10.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
NSb10.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=1741389559

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=1774752172

Same first word

51ycedu.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma10.share-dns.comb.share-dns.netb10.share-dns.netns13.xincache.comns14.xincache.comA154.221.127.209132.148.4.22361.183.8.13
●NSa.share-dns.com2026-03-19 → 2026-03-29 · 3 obs
○ 2016-08-08 22:58:04
● 2026-03-19 03:57:20
● 2026-03-29 03:05:28
●NSa10.share-dns.com2026-03-19 → 2026-03-29 · 3 obs
○ 2016-08-08 22:58:04
● 2026-03-19 03:57:20
● 2026-03-29 03:05:28
●NSb.share-dns.net2026-03-19 → 2026-03-29 · 3 obs
○ 2016-08-08 22:58:04
● 2026-03-19 03:57:20
● 2026-03-29 03:05:28
●NSb10.share-dns.net2026-03-19 → 2026-03-29 · 3 obs
○ 2016-08-08 22:58:04
● 2026-03-19 03:57:20
● 2026-03-29 03:05:28
○NSns13.xincache.com2015-08-10 → 2016-08-08 · 4 obs
● 2015-08-10 16:38:58
● 2016-08-08 22:58:04
○ 2026-03-19 03:57:20
○ 2026-03-29 03:05:28
○NSns14.xincache.com2015-12-08 → 2016-08-08 · 5 obs
○ 2015-08-10 16:38:58
● 2015-12-08 17:28:08
● 2016-08-08 22:58:04
○ 2026-03-19 03:57:20
○ 2026-03-29 03:05:28
○A132.148.4.2232017-05-12 → 2017-05-12 · 4 obs
○ 2016-08-08 22:58:04
● 2017-05-12 17:11:02
○ 2026-03-19 03:57:20
○ 2026-03-29 03:05:28
●A154.221.127.2092026-03-19 → 2026-03-29 · 3 obs
○ 2017-05-12 17:11:02
● 2026-03-19 03:57:20
● 2026-03-29 03:05:28
○A61.183.8.132015-08-10 → 2016-08-08 · 4 obs
● 2015-08-10 16:38:58
● 2016-08-08 22:58:04
○ 2017-05-12 17:11:02
○ 2026-03-29 03:05:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
51ycedu.comb10.share-dns.net, a10.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b10.share-dns.net, a10.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 212ms | Queries: -

📄 Records

TypeCountSample Data
A1154.221.127.209
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 (a10.share-dns.com)

Analysis

IP Addresses

51ycedu.com points to a single IP address: 154.221.127.209.

Other host names such as csgmzs.com, www.csgmzs.com, aatsem.com and xxgrlbg.com share IP numbers with 51ycedu.com.

Name Servers

51ycedu.com is delegated to four name servers: a10.share-dns.com, a.share-dns.com, b10.share-dns.net and b.share-dns.net.

51ycedu.com at least partially shares name servers with other domains, for example tzsbcn.com, iwellt.com, 6loop.com, rdmrp.com and wularen.com.

these name servers are commonly used with the following name servers: a9.share-dns.com, b9.share-dns.net, a4.share-dns.com, b4.share-dns.net, a12.share-dns.com, b12.share-dns.net, a5.share-dns.com, b5.share-dns.net, a2.share-dns.com and b2.share-dns.net.

a10.share-dns.com points to 172.64.53.25

a.share-dns.com points to 172.64.53.25

b10.share-dns.net points to 172.64.52.239

b.share-dns.net points to 172.64.52.239

a10.share-dns.com and a.share-dns.com point to 172.64.53.25

b10.share-dns.net and b.share-dns.net point to 172.64.52.239