`bookfirm.com`

DNSSEC	⚠️ Not signed
A	51.195.113.81^{🇫🇷 OVH51.195.0.0/16}
		PTR	`ip81.ip-51-195-113.eu`
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-43.defastlink.net`
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-63.defastlink.net`
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-203.defastlink.net`
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-213.defastlink.net`
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-43.defastlink.net`
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-63.defastlink.net`
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-113.defastlink.net`
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-123.defastlink.net`
NS	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-44.defastlink.net`
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-54.defastlink.net`
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-204.defastlink.net`
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-214.defastlink.net`
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-44.defastlink.net`
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-54.defastlink.net`
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-114.defastlink.net`
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-124.defastlink.net`
MX	`mx.antispams.com` ⭐
		A	51.38.122.115^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mx.antispams.com`
TXT	`v=spf1 a mx -all`
SOA	`dns1.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

🔒 HSTS Preload (+subdomains)

Same first word

bookfirm.com

bookfirm.com.au

Similar names

firmbook.ru

firmbook.eu

DNS History

18 records (4 active, 14 former)

○NSbookfirm.com2015-10-24 → 2016-04-05 · 5 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
● 2016-04-05 04:30:02
○ 2016-09-21 22:31:10
○ 2026-03-23 15:04:06

●NSdns1.hichina.com2026-03-23 → 2026-03-23 · 3 obs

○ 2016-09-21 22:31:10
● 2026-03-23 15:04:02
● 2026-03-23 15:04:06

●NSdns2.hichina.com2026-03-23 → 2026-03-23 · 3 obs

○ 2016-09-21 22:31:10
● 2026-03-23 15:04:02
● 2026-03-23 15:04:06

○NSmyns1.fabulous.com2015-10-24 → 2016-09-21 · 5 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
● 2016-09-21 22:31:10
○ 2026-03-23 15:04:02
○ 2026-03-23 15:04:06

○NSmyns2.fabulous.com2015-10-24 → 2016-09-21 · 5 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
● 2016-09-21 22:31:10
○ 2026-03-23 15:04:02
○ 2026-03-23 15:04:06

○NSns1.sedoparking.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:27:42
○ 2015-10-24 20:28:30
○ 2026-03-23 15:04:06

○NSns2.sedoparking.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:27:42
○ 2015-10-24 20:28:30
○ 2026-03-23 15:04:06

○MXmail.nickstel.com2015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:27:42
○ 2015-10-24 20:28:30
○ 2026-03-23 15:04:06

○MXmailstore1.asia.secureserver.net2015-10-24 → 2016-04-05 · 5 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
● 2016-04-05 04:30:02
○ 2016-09-21 22:31:10
○ 2026-03-23 15:04:06

●MXmx.antispams.com2026-03-23 → 2026-03-23 · 3 obs

○ 2016-09-21 22:31:10
● 2026-03-23 15:04:02
● 2026-03-23 15:04:06

○MXsmtp.asia.secureserver.net2015-10-24 → 2016-04-05 · 5 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
● 2016-04-05 04:30:02
○ 2016-09-21 22:31:10
○ 2026-03-23 15:04:06

○A128.199.102.2342016-01-15 → 2016-01-15 · 4 obs

○ 2015-10-24 20:28:30
● 2016-01-15 03:31:26
○ 2016-04-05 04:30:02
○ 2026-03-23 15:04:06

○A128.199.98.1882015-10-24 → 2015-10-24 · 4 obs

○ 2015-05-30 20:27:42
● 2015-10-24 20:28:30
○ 2016-01-15 03:31:26
○ 2026-03-23 15:04:06

○A135.125.128.122026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-23 15:04:02
○ 2026-03-23 15:04:06

○A139.59.245.2522016-09-21 → 2016-09-21 · 4 obs

○ 2016-04-05 04:30:02
● 2016-09-21 22:31:10
○ 2026-03-23 15:04:02
○ 2026-03-23 15:04:06

○A45.55.10.1962016-04-05 → 2016-04-05 · 4 obs

○ 2016-01-15 03:31:26
● 2016-04-05 04:30:02
○ 2016-09-21 22:31:10
○ 2026-03-23 15:04:06

●A51.195.113.812026-03-23 → 2026-03-23 · 3 obs

○ 2016-09-21 22:31:10
● 2026-03-23 15:04:02
● 2026-03-23 15:04:06

○A72.52.4.912015-05-30 → 2015-05-30 · 3 obs

● 2015-05-30 20:27:42
○ 2015-10-24 20:28:30
○ 2026-03-23 15:04:06

🔍 DNS Trace

Analysis

IP Addresses

bookfirm.com points to an IP address: 51.195.113.81.

other host names include baitalk.com, brentonico.com, chuxun.com, becauseyou.com and cafesi.com; they share IP numbers with bookfirm.com.

Name Servers

Two name servers dns1.hichina.com and dns2.hichina.com handle the delegation for bookfirm.com.

bookfirm.com shares the same name server setup as other domains, for instance dayiketang.com, tiandao.cn, e-gold.com.cn, lcn29.com and yfjci.com.

bookfirm.com at least partially shares name servers with other domains, for instance 06261431.name, jianhua.org, hazq.com, ns3.site and zjlq.net.

These name servers are commonly used with ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers:

dns1.hichina.com points to: 2408:4009:501::9, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns2.hichina.com points to: 2408:4009:501::10, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

bookfirm.com is handled by a single mail server, mx.antispams.com.

bookfirm.com uses the same mail server setup as other domains, for instance autodekor.com, 21jobs.com, hensin.com, huandeng.com and honeng.com.

The host name mx.antispams.com points to IP 51.38.122.115.

bookfirm.com - robtex.com

bookfirm.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

Analysis

IP Addresses

Name Servers

Mail Servers

`bookfirm.com`

`com`