52is.com - robtex.com

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`52is.com`

CNAME	`overdue.aliyun.com`
DNSSEC	⚠️ Not signed
A	170.33.12.185^{🇸🇬 Alibaba_Cloud_SEC}
		PTR	`ip-170-33-12-185.defastlink.net`

`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=1770918430

Same first word

52is.com

Similar names

si25.cn

si52.cn

si25.com

52si.com

25is.com

is25.com

is52.com

25si.com

s25i.com

si52.com

DNS History

8 records (5 active, 3 former)

○NSdns10.hichina.com2015-07-03 → 2017-01-08 · 4 obs

● 2015-07-03 18:22:46
● 2017-01-08 21:28:40
○ 2026-02-16 06:39:22
○ 2026-02-16 06:39:24

●NSdns19.hichina.com2026-02-16 → 2026-02-16 · 3 obs

○ 2017-01-08 21:28:40
● 2026-02-16 06:39:22
● 2026-02-16 06:39:24

●NSdns20.hichina.com2026-02-16 → 2026-02-16 · 3 obs

○ 2017-01-08 21:28:40
● 2026-02-16 06:39:22
● 2026-02-16 06:39:24

○NSdns9.hichina.com2015-07-03 → 2017-01-08 · 4 obs

● 2015-07-03 18:22:46
● 2017-01-08 21:28:40
○ 2026-02-16 06:39:22
○ 2026-02-16 06:39:24

●MXmxdomain.qq.com2016-01-25 → 2026-02-16 · 2 obs

● 2016-01-25 17:00:56
● 2026-02-16 06:39:24

○A121.40.144.642015-07-03 → 2016-05-07 · 4 obs

● 2015-07-03 18:22:46
● 2016-05-07 10:09:48
○ 2017-01-08 21:28:40
○ 2026-02-16 06:39:24

●A121.40.41.1102017-01-08 → 2026-02-16 · 3 obs

○ 2016-05-07 10:09:48
● 2017-01-08 21:28:40
● 2026-02-16 06:39:24

●CNAMEoverdue.aliyun.com2026-02-16 → 2026-02-16 · 2 obs

● 2026-02-16 06:39:22
● 2026-02-16 06:39:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
52is.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.40

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 52is.com (unsigned zone)

⏱️ Timing

Total: 3659ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns19.hichina.com, dns20.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

AI analysis

52is.com points to a single IP: 170.33.12.185.

Other host names, for instance hghp.cn, qgms.cn, tdjm.cn, wwnx.cn and buchaoxi.com share IP numbers with 52is.com.