`hfvacuum.com`

DNSSEC	⚠️ Not signed
A	173.255.202.68^{🇺🇸 AKAMAI-LINODE-AP173.255.192.0/20 Akamai Technologies}
		PTR	`li212-68.members.linode.com`
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
			PTR	`ip-36-155-149-180.defastlink.net`
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-45.defastlink.net`
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-173.defastlink.net`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ce1.xincache.com`
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-4.defastlink.net`
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
			PTR	`ip-112-80-181-45.defastlink.net`
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-173.defastlink.net`
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
			PTR	`ip-125-94-59-210.defastlink.net`
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-209.defastlink.net`
NS	`ce2.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
			PTR	`ip-1-12-0-1.defastlink.net`
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
			PTR	`ip-117-89-178-184.defastlink.net`
		A	117.135.128.235^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
			PTR	`ip-129-211-176-239.defastlink.net`
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
			PTR	`ip-220-196-136-35.defastlink.net`
MX	`mxbiz1.qq.com` ⭐
		A	203.205.147.218^{🇭🇰 TENCENT-NET-AP-CN203.205.147.0/24 Proxy-registered route object}
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1683519657

`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

Same first word

hfvacuum.com

DNS History

14 records (6 active, 8 former)

○NSce1.dns.com2018-06-10 → 2018-06-10 · 4 obs

○ 2017-01-12 10:15:54
● 2018-06-10 18:00:44
○ 2026-02-26 18:00:54
○ 2026-03-22 23:34:22

●NSce1.xincache.com2026-02-26 → 2026-03-22 · 3 obs

○ 2018-06-10 18:00:44
● 2026-02-26 18:00:54
● 2026-03-22 23:34:22

○NSce2.dns.com2018-06-10 → 2018-06-10 · 4 obs

○ 2017-01-12 10:15:54
● 2018-06-10 18:00:44
○ 2026-02-26 18:00:54
○ 2026-03-22 23:34:22

●NSce2.xincache.com2026-02-26 → 2026-03-22 · 3 obs

○ 2018-06-10 18:00:44
● 2026-02-26 18:00:54
● 2026-03-22 23:34:22

●NSns11.xincache.com2026-02-26 → 2026-03-22 · 3 obs

○ 2018-06-10 18:00:44
● 2026-02-26 18:00:54
● 2026-03-22 23:34:22

○NSns3.72dns.com2015-06-19 → 2017-01-12 · 4 obs

● 2015-06-19 20:25:12
● 2017-01-12 10:15:54
○ 2018-06-10 18:00:44
○ 2026-03-22 23:34:22

○NSns4.idc1.cn2015-06-19 → 2016-02-01 · 4 obs

● 2015-06-19 20:25:12
● 2016-02-01 04:17:58
○ 2018-06-10 18:00:44
○ 2026-03-22 23:34:22

●MXmxbiz1.qq.com2018-06-10 → 2026-03-22 · 3 obs

○ 2015-06-19 20:25:12
● 2018-06-10 18:00:44
● 2026-03-22 23:34:22

●MXmxbiz2.qq.com2015-06-19 → 2026-03-22 · 2 obs

● 2015-06-19 20:25:12
● 2026-03-22 23:34:22

○A119.146.201.622015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 20:25:12
○ 2015-10-31 20:37:18
○ 2026-03-22 23:34:22

○A120.133.2.802018-06-10 → 2018-06-10 · 4 obs

○ 2016-02-01 04:17:58
● 2018-06-10 18:00:44
○ 2026-02-26 18:00:54
○ 2026-03-22 23:34:22

●A173.255.202.682026-02-26 → 2026-03-22 · 3 obs

○ 2018-06-10 18:00:44
● 2026-02-26 18:00:54
● 2026-03-22 23:34:22

○A67.228.93.562016-02-01 → 2016-02-01 · 4 obs

○ 2015-10-31 20:37:18
● 2016-02-01 04:17:58
○ 2018-06-10 18:00:44
○ 2026-03-22 23:34:22

○A67.228.93.592015-10-31 → 2015-10-31 · 4 obs

○ 2015-06-19 20:25:12
● 2015-10-31 20:37:18
○ 2016-02-01 04:17:58
○ 2026-03-22 23:34:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hfvacuum.com	ce1.xincache.com, ce2.xincache.com	9 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ce1.xincache.com, ce2.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hfvacuum.com (unsigned zone)

⏱️ Timing

Total: 103ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.255.202.68`
NS	2	`ce1.xincache.com, ce2.xincache.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ce1.xincache.com, ce1.xincache.com, ce1.xincache.com...)

Analysis

IP Addresses

hfvacuum.com resolves to one IP number: 173.255.202.68.

other host names including jinyiexport.com, better-industry.com, autosenda.com, li212-68.members.linode.com and zhuotech.com share IP numbers with hfvacuum.com.

Name Servers

hfvacuum.com is delegated to three name servers ce1.xincache.com, ce2.xincache.com and ns11.xincache.com.

hfvacuum.com at least partially shares name servers with other domains, for instance chinjmap.com, hailun.gov.cn, jianzhansheji.com, abkshine.com and semwb.net.

These name servers are commonly used with ns12.xincache.com, ns13.xincache.com and ns14.xincache.com.

Eight IP numbers:

The host name ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209.

Seven IP numbers:

The host name ce1.xincache.com points to: 2402:4e00:1470:2::e, 1.12.0.4, 112.80.181.45, 117.89.178.173, 117.135.128.235, 125.94.59.210 and 129.211.176.209.

Six IP numbers:

The host name ce2.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 117.89.178.184, 117.135.128.235, 129.211.176.239 and 220.196.136.35.

Host names pointing to 2402:4e00:1470:2::e: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 1.12.0.4: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 112.80.181.45: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.89.178.173: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 125.94.59.210: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 129.211.176.209: ns11.xincache.com and ce1.xincache.com.

Host names pointing to 117.135.128.235: ce1.xincache.com and ce2.xincache.com.

Mail Servers

Two mail servers handle hfvacuum.com: mxbiz1.qq.com and mxbiz2.qq.com.

hfvacuum.com shares the same mail server setup as other domains, for instance whzqt.com, ep59.cn, bingomaker.net, frps.cn and juhu.com.

hfvacuum.com shares mail servers with other domains to some extent, for instance anchoryun.com.

Host names with two IP numbers: mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.

Host names with one IP number: mxbiz2.qq.com points to 203.205.232.191.

Host names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.

hfvacuum.com - robtex.com

hfvacuum.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`hfvacuum.com`

`com`