`fstcb.com`

	DNSSEC	⚠️ Not signed
	A	139.9.183.248
	NS	`dns21.hichina.com` ⭐
	NS	`dns22.hichina.com`
	MX	`mxbiz1.qq.com` ⭐
	MX	`mxbiz2.qq.com`⁽¹⁰⁾
	TXT	`5000142542-5000386633`
	TXT	`v=spf1 include:spf.mail.qq.com ~all`
	SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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

rank #104882 globally
rank #48140 in the tld
WOT: SAFE (61/100)
📈 Tranco rank: #373,339

Subdomains

epaper.fstcb.com

t.fstcb.com

Same first word

fstcb.com

Similar names

sbctf.org.cn

fctsb.com

fsbtc.com

tbsfc.com

bcsft.ru

btcfs.com

stbfc.com

btcsf.com

fstbc.com.cn

sbftc.co.uk

bfstc.com

ftcsb.cn

sbfct.com

tscbf.com

ctsbf.edu.tw

cstbf.com

scbft.com

bfcst.com

sfcbt.com

bsctf.com

bcsft.com

sbftc.com

fbcts.com

bcfst.ca

tcbfs.de

sfbtc.com

fscbt.com

bftsc.com

bfcst.org.uk

stfbc.net

fstbc.com

fsbct.com

btcfs.net

bstfc.com

DNS History

11 records (5 active, 6 former)

●NSdns21.hichina.com2017-04-09 → 2026-03-15 · 3 obs

○ 2016-09-22 02:39:14
● 2017-04-09 04:01:06
● 2026-03-15 22:49:10

●NSdns22.hichina.com2017-04-09 → 2026-03-15 · 3 obs

○ 2016-09-22 02:39:14
● 2017-04-09 04:01:06
● 2026-03-15 22:49:10

○NSf1g1ns1.dnspod.net2015-08-12 → 2016-03-31 · 4 obs

● 2015-08-12 10:19:26
● 2016-03-31 23:45:42
○ 2016-06-08 05:01:34
○ 2026-03-15 22:49:10

○NSf1g1ns2.dnspod.net2015-09-11 → 2016-03-31 · 5 obs

○ 2015-08-12 10:19:26
● 2015-09-11 00:04:52
● 2016-03-31 23:45:42
○ 2016-06-08 05:01:34
○ 2026-03-15 22:49:10

○NSvip1.alidns.com2016-06-08 → 2016-09-22 · 5 obs

○ 2016-03-31 23:45:42
● 2016-06-08 05:01:34
● 2016-09-22 02:39:14
○ 2017-04-09 04:01:06
○ 2026-03-15 22:49:10

○NSvip2.alidns.com2016-06-08 → 2016-09-22 · 5 obs

○ 2016-03-31 23:45:42
● 2016-06-08 05:01:34
● 2016-09-22 02:39:14
○ 2017-04-09 04:01:06
○ 2026-03-15 22:49:10

●MXmxbiz1.qq.com2015-08-12 → 2026-03-15 · 2 obs

● 2015-08-12 10:19:26
● 2026-03-15 22:49:10

●MXmxbiz2.qq.com2015-08-12 → 2026-03-15 · 2 obs

● 2015-08-12 10:19:26
● 2026-03-15 22:49:10

○A124.172.184.202015-08-12 → 2017-05-30 · 4 obs

● 2015-08-12 10:19:26
● 2017-05-30 20:19:10
○ 2026-02-15 04:07:58
○ 2026-03-15 22:49:10

●A139.9.183.2482026-02-15 → 2026-03-15 · 3 obs

○ 2017-05-30 20:19:10
● 2026-02-15 04:07:58
● 2026-03-15 22:49:10

○A61.142.211.662015-08-12 → 2016-06-22 · 4 obs

● 2015-08-12 10:19:26
● 2016-06-22 01:44:26
○ 2016-07-30 19:27:12
○ 2026-03-15 22:49:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fstcb.com	dns21.hichina.com, dns22.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.40

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fstcb.com (unsigned zone)

⏱️ Timing

Total: 2088ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.9.183.248`
NS	2	`dns22.hichina.com, dns21.hichina.com`
MX	2	`mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5)`
TXT	2	`5000142542-5000386633, v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

Hierarchy

fstcb.com is parent of epaper.fstcb.com and t.fstcb.com.

IP Addresses

fstcb.com points to a single IP number: 139.9.183.248.

Name Servers

fstcb.com is delegated to two name servers: dns21.hichina.com and dns22.hichina.com.

Mail Servers

fstcb.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

fstcb.com - robtex.com

fstcb.com

com