rtknife.com - dns.ninja

`rtknife.com`

DNSSEC	⚠️ Not signed
A	123.58.218.63^{🇭🇰 UCLOUD-1123.58.218.0/24 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED FLAT/RM 603 6/F LAWS COMMERCIAL PLAZA 788 CHEUNG SHA WAN ROAD, KL,}
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}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns15.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}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns16.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}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mxc.global-mail.cn` ⭐
		A	101.36.121.182^{🇭🇰 UCLOUD-1101.36.121.0/24}
MX	`mxu.global-mail.cn`⁽⁵⁰⁾
		A	117.50.223.79^{🇨🇳 CHINA169-BJ117.50.192.0/19}
TXT	`v=spf1 include:spfv.global-mail.cn -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1772301352

`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=1783952482

Subdomains

mailfilter.rtknife.com

Same first word

rtknife.com

Similar names

frenkit.es

kernfit.com

finkter.com

frinket.be

fintekr.com

DNS History

11 records (6 active, 5 former)

●NSns11.xincache.com2015-06-11 → 2026-07-13 · 5 obs

● 2015-06-11 03:23:10
○ 2015-10-26 01:15:06
○ 2018-10-10 14:23:42
● 2026-05-11 14:29:12
● 2026-07-13 14:39:28

○NSns12.xincache.com2015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 03:23:10
○ 2015-10-26 01:15:06
○ 2026-07-13 14:39:28

●NSns15.xincache.com2015-10-26 → 2026-07-13 · 3 obs

○ 2015-06-11 03:23:10
● 2015-10-26 01:15:06
● 2026-07-13 14:39:28

●NSns16.xincache.com2015-10-26 → 2026-07-13 · 3 obs

○ 2015-06-11 03:23:10
● 2015-10-26 01:15:06
● 2026-07-13 14:39:28

○MXmailfilter.rtknife.com2015-06-11 → 2018-10-10 · 4 obs

● 2015-06-11 03:23:10
● 2018-10-10 14:23:42
○ 2026-05-11 14:29:12
○ 2026-07-13 14:39:28

●MXmxc.global-mail.cn2026-05-11 → 2026-07-13 · 3 obs

○ 2018-10-10 14:23:42
● 2026-05-11 14:29:12
● 2026-07-13 14:39:28

●MXmxu.global-mail.cn2026-05-11 → 2026-07-13 · 3 obs

○ 2018-10-10 14:23:42
● 2026-05-11 14:29:12
● 2026-07-13 14:39:28

○A119.10.36.2062016-04-12 → 2016-04-12 · 3 obs

● 2016-04-12 11:51:48
○ 2016-09-22 11:20:22
○ 2026-07-13 14:39:28

○A119.10.37.1082016-09-22 → 2016-09-22 · 4 obs

○ 2016-04-12 11:51:48
● 2016-09-22 11:20:22
○ 2018-10-10 14:23:42
○ 2026-07-13 14:39:28

○A120.133.3.2352018-10-10 → 2018-10-10 · 4 obs

○ 2016-09-22 11:20:22
● 2018-10-10 14:23:42
○ 2026-05-11 14:29:12
○ 2026-07-13 14:39:28

●A123.58.218.632026-05-11 → 2026-07-13 · 3 obs

○ 2018-10-10 14:23:42
● 2026-05-11 14:29:12
● 2026-07-13 14:39:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
rtknife.com	ns15.xincache.com, ns16.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.1

NS records: ns15.xincache.com, ns16.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtknife.com (unsigned zone)

⏱️ Timing

Total: 395ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.58.218.63`
NS	2	`ns16.xincache.com, ns15.xincache.com`
MX	2	`mxc.global-mail.cn (pri: 5), mxu.global-mail.cn (pri: 50)`
TXT	1	`v=spf1 include:spfv.global-mail.cn -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns15.xincache.com, ns15.xincache.com, ns15.xincache.com...)

Analysis

Hierarchy

rtknife.com serves as the parent of mailfilter.rtknife.com.

IP Addresses

rtknife.com points to a single IP number: 123.58.218.63.

Name Servers

The authoritative name servers for rtknife.com are ns11.xincache.com, ns15.xincache.com and ns16.xincache.com — three in total.

rtknife.com has at least partial name server overlap with other domains, such as huasilk.com, runxinpharma.com, zetuobio.com and two others.

ns12.xincache.com, ce1.xincache.com and ce2.xincache.com — plus 7 other name servers — are commonly paired with these name servers.

Host names with 8 IP numbers:

Hostname ns11.xincache.com directs to 1.12.0.4, 36.155.149.180 and 112.80.181.45 along with 5 other IP addresses.

Hostname ns15.xincache.com directs to 1.12.0.4, 36.155.149.180 and 112.80.181.45 along with 5 other IP addresses.

Host names with 7 IP numbers:

Hostname ns16.xincache.com directs to 1.12.0.1, 36.155.149.176 and 112.80.181.111 along with 4 other IP addresses.

Both ns11.xincache.com and ns15.xincache.com resolve to 2402:4e00:1470:2::e IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 2402:4e00:1730::e IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 1.12.0.4 IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 36.155.149.180 IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 112.80.181.45 IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 117.89.178.173 IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 125.94.59.210 IP addresses each.

Both ns11.xincache.com and ns15.xincache.com resolve to 129.211.176.209 IP addresses each.

Mail Servers

rtknife.com has two mail servers: mxc.global-mail.cn and mxu.global-mail.cn.

rtknife.com shares the same mail server setup as other domains, including dexcen.com, lohogroup.com, bjtaisu.com and two others.

rtknife.com shares mail servers — at least in part — with other domains, including auroracustomlighting.com, oqs-ap.com, jkhhealth.com and two others.

These mail servers are frequently seen alongside the mail servers mx-n.global-mail.cn.

mxc.global-mail.cn directs to 101.36.121.182 and mxu.global-mail.cn directs to 117.50.223.79; each host name points to exactly one IP number.