`sts177.com`

DNSSEC	⚠️ Not signed
A	103.66.218.21^{🇨🇳 CLOUDIE-AS-AP103.66.218.0/23 Proxy-registered route object}
		PTR	`unknown.itsidc.com`
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.julydns.com`master@jmdns.com serial=1754394051

`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=1774411172

Same first word

sts177.com

DNS History

14 records (5 active, 9 former)

○NSdns1.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSdns2.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSdns3.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSdns4.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSdns5.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSdns6.iidns.com2016-12-16 → 2016-12-16 · 3 obs

● 2016-12-16 12:05:42
○ 2017-10-28 17:27:36
○ 2026-03-25 04:29:00

○NSf1g1ns1.dnspod.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-16 12:05:42
● 2017-10-28 17:27:36
○ 2026-03-24 04:07:16
○ 2026-03-25 04:29:00

○NSf1g1ns2.dnspod.net2017-10-28 → 2017-10-28 · 4 obs

○ 2016-12-16 12:05:42
● 2017-10-28 17:27:36
○ 2026-03-24 04:07:16
○ 2026-03-25 04:29:00

●NSns1.judns.com2026-03-24 → 2026-03-25 · 3 obs

○ 2017-10-28 17:27:36
● 2026-03-24 04:07:16
● 2026-03-25 04:29:00

●NSns1.julydns.com2026-03-24 → 2026-03-25 · 3 obs

○ 2017-10-28 17:27:36
● 2026-03-24 04:07:16
● 2026-03-25 04:29:00

●NSns2.judns.com2026-03-24 → 2026-03-25 · 3 obs

○ 2017-10-28 17:27:36
● 2026-03-24 04:07:16
● 2026-03-25 04:29:00

●NSns2.julydns.com2026-03-24 → 2026-03-25 · 3 obs

○ 2017-10-28 17:27:36
● 2026-03-24 04:07:16
● 2026-03-25 04:29:00

●A103.66.218.212026-03-24 → 2026-03-25 · 3 obs

○ 2017-10-28 17:27:36
● 2026-03-24 04:07:16
● 2026-03-25 04:29:00

○A180.178.38.2342016-12-16 → 2017-10-28 · 4 obs

● 2016-12-16 12:05:42
● 2017-10-28 17:27:36
○ 2026-03-24 04:07:16
○ 2026-03-25 04:29:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
sts177.com	ns1.judns.com, ns2.judns.com	2 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 sts177.com (unsigned zone)

⏱️ Timing

Total: 503ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.66.218.21`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

sts177.com points to a single IP: 103.66.218.21.

Other host names, for instance lianyungang.hlxppr.cn, aletai.hlxppr.cn, sts137.com, tacheng.hlxppr.cn and maqin.hlxppr.cn share IP numbers with sts177.com.

Name Servers

sts177.com is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

sts177.com at least partially shares its name servers with other domains, for instance fzxgs.com, 855672.cn, mistron.cn, usofrp.com and huayu9200.com.