`57bz.com`

	CNAME	`exp.gs-cdn.com`
	DNSSEC	⚠️ Not signed
	A	172.65.190.172^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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

Similar names

zb75.com

75bz.com

bz75.com

DNS History

9 records (3 active, 6 former)

●NSexpire1.gname-dns.com2026-03-11 → 2026-03-11 · 2 obs

○ 2016-07-29 17:46:04
● 2026-03-11 23:22:06

●NSexpire2.gname-dns.com2026-03-11 → 2026-03-11 · 2 obs

○ 2016-07-29 17:46:04
● 2026-03-11 23:22:06

○NSf1g1ns1.dnspod.net2015-08-05 → 2016-07-29 · 3 obs

● 2015-08-05 03:26:04
● 2016-07-29 17:46:04
○ 2026-03-11 23:22:06

○NSf1g1ns2.dnspod.net2015-08-05 → 2016-07-29 · 3 obs

● 2015-08-05 03:26:04
● 2016-07-29 17:46:04
○ 2026-03-11 23:22:06

○MXmail.skrimple.com2017-03-28 → 2017-03-28 · 2 obs

● 2017-03-28 01:29:28
○ 2026-03-11 23:22:06

○A103.232.215.1362017-03-28 → 2017-03-28 · 3 obs

○ 2016-03-13 02:53:14
● 2017-03-28 01:29:28
○ 2026-03-11 23:22:06

○A218.6.12.1042015-08-05 → 2015-08-05 · 2 obs

● 2015-08-05 03:26:04
○ 2026-03-11 23:22:06

○A218.6.8.1772015-11-27 → 2016-01-08 · 5 obs

○ 2015-08-05 03:26:04
● 2015-11-27 08:07:48
● 2016-01-08 09:22:52
○ 2016-03-13 02:53:14
○ 2026-03-11 23:22:06

●CNAMEexp.gs-cdn.com2026-03-11 → 2026-03-11 · 1 obs

● 2026-03-11 23:22:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
57bz.com	expire1.gname-dns.com, expire2.gname-dns.com	2 records

✅ Authoritative Response

Server: 172.64.53.233

NS records: expire1.gname-dns.com, expire2.gname-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 57bz.com (unsigned zone)

⏱️ Timing

Total: 554ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`expire1.gname-dns.com, expire2.gname-dns.com`
CNAME	1	`exp.gs-cdn.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (expire1.gname-dns.com, expire2.gname-dns.com)

Analysis

IP Addresses

57bz.com points to a single IP address: 172.65.190.172.

Other host names such as 216049.cn, exp.gs-cdn.com, 97971.cc, g6fo.com and www.g6fo.com share IP numbers with 57bz.com.

57bz.com - robtex.com

57bz.com

com