`optcuttingtools.com`

DNSSEC	⚠️ Not signed
A	43.135.137.172^{🇺🇸 TENCENT-NET-AP-CN43.135.128.0/18 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
NS	`dns23.hichina.com` ⭐
		A	2408:4009:501::31^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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,}
		A	139.224.142.110^{🇨🇳 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,}
NS	`dns24.hichina.com`
		A	2408:4009:501::32^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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,}
		A	139.224.142.108^{🇨🇳 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,}
MX	`qiye163mx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`qiye163mx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`v=spf1 include:spf.163.com -all`
SOA	`dns23.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1774387587

Same first word

optcuttingtools.com

DNS History

5 records (5 active, 0 former)

●NSdns23.hichina.com2026-03-04 → 2026-03-24 · 2 obs

● 2026-03-04 07:33:10
● 2026-03-24 21:41:36

●NSdns24.hichina.com2026-03-04 → 2026-03-24 · 2 obs

● 2026-03-04 07:33:10
● 2026-03-24 21:41:36

●MXqiye163mx01.mxmail.netease.com2026-03-04 → 2026-03-24 · 2 obs

● 2026-03-04 07:33:10
● 2026-03-24 21:41:36

●MXqiye163mx02.mxmail.netease.com2026-03-04 → 2026-03-24 · 2 obs

● 2026-03-04 07:33:10
● 2026-03-24 21:41:36

●A43.135.137.1722026-03-04 → 2026-03-24 · 2 obs

● 2026-03-04 07:33:10
● 2026-03-24 21:41:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
optcuttingtools.com	dns23.hichina.com, dns24.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optcuttingtools.com (unsigned zone)

⏱️ Timing

Total: 677ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.135.137.172`
NS	2	`dns23.hichina.com, dns24.hichina.com`
MX	2	`qiye163mx01.mxmail.netease.com (pri: 5), qiye163mx02.mxmail.netease.com (pri: 10)`
TXT	1	`v=spf1 include:spf.163.com -all`
SOA	1	`dns23.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns23.hichina.com, dns23.hichina.com, dns23.hichina.com...)

Analysis

IP Addresses

optcuttingtools.com points to a single IP number: 43.135.137.172.

other host names for instance kqpump.com, dongstar.com, huaruiqd.com, thoyu.com and longrunautomotive.com share IP numbers with optcuttingtools.com.

Name Servers

optcuttingtools.com is delegated to two name servers: dns23.hichina.com and dns24.hichina.com.

optcuttingtools.com shares the same name server setup as other domains, for example nanjing-school.com, pokonboy.com, eachflowers.com, p2m5.com and edadd.com.

optcuttingtools.com at least partially shares name servers with other domains, for instance jiyuanluntan.com, chinadianremo.com, hikmicrosight.com, qldjd.cn and 78518.cn.

These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns23.hichina.com points to: 2408:4009:501::31, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns24.hichina.com points to: 2408:4009:501::32, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

optcuttingtools.com is handled by two mail servers: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

optcuttingtools.com shares the same mail server setup as other domains, for instance jyszmachinery.com, vnice.com, tn-solar.com, cnczjks.com and litaii.com.

optcuttingtools.com shares some mail servers with other domains, at least partially, for instance jec-tech.com and shstc.com.

Host names with two IP numbers:

qiye163mx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

qiye163mx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

Names pointing to 47.251.71.119: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

Names pointing to 47.251.84.126: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

optcuttingtools.com - robtex.com