`centrsys.com`

DNSSEC	⚠️ Not signed
A	156.239.33.121^{🇺🇸 AS400619156.239.32.0/21}
NS	`a7.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-53-25.defastlink.net`
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
NS	`b7.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-52-239.defastlink.net`
SOA	`a.share-dns.com`master@share-dns.com serial=1756080238

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Same first word

centrsys.com

Similar names

sncestry.com

syscentr.ru

netsyscr.com

scsentry.com

DNS History

9 records (5 active, 4 former)

●NSa.share-dns.com2026-03-12 → 2026-03-17 · 3 obs

○ 2017-05-08 06:17:02
● 2026-03-12 16:54:36
● 2026-03-17 20:12:08

●NSa7.share-dns.com2026-03-12 → 2026-03-17 · 3 obs

○ 2017-05-08 06:17:02
● 2026-03-12 16:54:36
● 2026-03-17 20:12:08

●NSb.share-dns.net2026-03-12 → 2026-03-17 · 3 obs

○ 2017-05-08 06:17:02
● 2026-03-12 16:54:36
● 2026-03-17 20:12:08

●NSb7.share-dns.net2026-03-12 → 2026-03-17 · 3 obs

○ 2017-05-08 06:17:02
● 2026-03-12 16:54:36
● 2026-03-17 20:12:08

○NSdns15.hichina.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 06:17:02
○ 2026-03-12 16:54:36
○ 2026-03-17 20:12:08

○NSdns16.hichina.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 06:17:02
○ 2026-03-12 16:54:36
○ 2026-03-17 20:12:08

○MXmxn.mxhichina.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 06:17:02
○ 2026-03-12 16:54:36
○ 2026-03-17 20:12:08

○MXmxw.mxhichina.com2017-05-08 → 2017-05-08 · 3 obs

● 2017-05-08 06:17:02
○ 2026-03-12 16:54:36
○ 2026-03-17 20:12:08

●A156.239.33.1212026-03-12 → 2026-03-17 · 2 obs

● 2026-03-12 16:54:36
● 2026-03-17 20:12:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...	-
centrsys.com	b7.share-dns.net, a7.share-dns.com	1 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 centrsys.com (unsigned zone)

⏱️ Timing

Total: 337ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.239.33.121`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

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

Analysis

IP Addresses

centrsys.com resolves to one IP number: 156.239.33.121.

Other host names for instance miningaktien24.com and jankyy.com share IP numbers with centrsys.com.

Name Servers

centrsys.com delegates to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

centrsys.com at least partially shares name servers with other domains, including xy119.net, bjqsys.com, sgspad.com, itzdc.com and xinledu.com.