`ustcgood.com`

DNSSEC	⚠️ Not signed
A	38.28.254.195^{🇺🇸 PEGTECHINC38.28.248.0/21 PEG TECH INC}
NS	`a6.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	`b6.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=1768625103

`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

ustcgood.com

Similar names

sogoduct.com

dogscout.com

cutgoods.com

DNS History

12 records (5 active, 7 former)

●NSa.share-dns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2019-04-13 07:20:54
● 2026-03-22 23:25:06

●NSa6.share-dns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2019-04-13 07:20:54
● 2026-03-22 23:25:06

●NSb.share-dns.net2026-03-22 → 2026-03-22 · 2 obs

○ 2019-04-13 07:20:54
● 2026-03-22 23:25:06

●NSb6.share-dns.net2026-03-22 → 2026-03-22 · 2 obs

○ 2019-04-13 07:20:54
● 2026-03-22 23:25:06

○NSns3.01isp.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:38:44
○ 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○NSns4.01isp.net2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:38:44
○ 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○NSns41.domaincontrol.com2019-04-13 → 2019-04-13 · 3 obs

○ 2016-12-17 03:38:44
● 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○NSns42.domaincontrol.com2019-04-13 → 2019-04-13 · 3 obs

○ 2016-12-17 03:38:44
● 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○A104.222.245.802019-04-13 → 2019-04-13 · 3 obs

○ 2016-12-17 03:38:44
● 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○A107.150.109.782016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:38:44
○ 2019-04-13 07:20:54
○ 2026-03-22 23:25:06

○A140.188.66.932026-03-22 → 2026-03-22 · 1 obs

○ 2026-03-22 23:25:06

●A38.28.254.1952026-03-22 → 2026-03-22 · 2 obs

○ 2019-04-13 07:20:54
● 2026-03-22 23:25:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...	-
ustcgood.com	b6.share-dns.net, a6.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b6.share-dns.net, a6.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ustcgood.com (unsigned zone)

⏱️ Timing

Total: 361ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.28.254.195`
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 (a6.share-dns.com)

Analysis

IP Addresses

ustcgood.com points to a single IP address: 38.28.254.195.

Name Servers

ustcgood.com is delegated to four name servers: a6.share-dns.com, a.share-dns.com, b6.share-dns.net and b.share-dns.net.

ustcgood.com at least partially shares name servers with other domains, for example cnyu.org, 349hk.com, gateballshop.com, skymz.cc and xjbf.net.