`5km.tech`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8f51^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:4f5f^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.95^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.81^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arely.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26a4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arely.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arely.ns.cloudflare.com`
		A	108.162.194.164^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	162.159.38.164^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
		A	172.64.34.164^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arely.ns.cloudflare.com`
NS	`luke.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bc8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luke.ns.cloudflare.com`
		A	108.162.193.200^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	172.64.33.200^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
		A	173.245.59.200^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luke.ns.cloudflare.com`
MX	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`openai-domain-verification=dv-DsbpwlP5HKvrxwmSmvD9yBKG`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=HvI3RMIm4jiNWehbvxH7`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.95, 172.67.143.81
		IPv6 hints	2606:4700:3030::ac43:8f51, 2606:4700:3032::6815:4f5f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com
SOA	`arely.ns.cloudflare.com`dns@cloudflare.com serial=2401922916

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1776677954

Same first word

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5km.ru

5km.org

5km.pl

5km.ro

5km.de

5km.net

5km.co.uk

5km.nl

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5km.com

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km5.in.ua

mk5.net

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m5k.cn

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k5m.com

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mk5.io

mk5.de

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k5m.today

mk5.mobi

mk5.be

5mk.de

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m5k.co

k5m.net

DNS History

9 records (9 active, 0 former)

●NSarely.ns.cloudflare.com2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●NSluke.ns.cloudflare.com2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●MXmx1.feishu.cn2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●MXmx2.feishu.cn2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●MXmx3.feishu.cn2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●A104.21.79.952026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●A172.67.143.812026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●A2606:4700:3030::ac43:8f512026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

●A2606:4700:3032::6815:4f5f2026-04-08 → 2026-04-20 · 2 obs

● 2026-04-08 10:01:56
● 2026-04-20 10:07:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns10.trs-dns.org, ns10.trs-dns.info, ns01.trs-dns.net	-
5km.tech	luke.ns.cloudflare.com, arely.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.200

NS records: luke.ns.cloudflare.com, arely.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 5km.tech (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.143.81, 104.21.79.95`
AAAA	2	`2606:4700:3032::6815:4f5f, 2606:4700:3030::ac43:8f51`
NS	2	`arely.ns.cloudflare.com, luke.ns.cloudflare.com`
MX	3	`mx1.feishu.cn (pri: 1), mx3.feishu.cn (pri: 10)...`
TXT	3	`openai-domain-verification=dv-DsbpwlP5HK, v=spf1 +include:_netblocks.m.feishu.cn -...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arely.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

5km.tech refers to four IP numbers: 2606:4700:3030::ac43:8f51, 2606:4700:3032::6815:4f5f, 104.21.79.95 and 172.67.143.81.

Other host names, for instance www.searchmulty.com, gridframelogic.click, kangdeng28.com, toolbox.ranges.cloud and hwx22.com share IP numbers with 5km.tech.

Name Servers

5km.tech's delegation uses two name servers: arely.ns.cloudflare.com and luke.ns.cloudflare.com.

5km.tech uses the same name server setup as other domains, such as marrygent.ru, ssangyong-centerauto.ru, humboldt-nsk.ru, arcticportal.ru and sermonaudio.net.

5km.tech at least partially shares name servers with other domains, including superwall.dev, wrexa.com, archives.am, foxcitiespac.com and cdnjsdelivr.beer.

These name servers are commonly used with tanner.ns.cloudflare.com, sullivan.ns.cloudflare.com and yew.ns.cloudflare.com.

Host names with six IP numbers:

arely.ns.cloudflare.com points to 2606:4700:50::a29f:26a4, 2803:f800:50::6ca2:c2a4, 2a06:98c1:50::ac40:22a4, 108.162.194.164, 162.159.38.164 and 172.64.34.164.

luke.ns.cloudflare.com points to 2606:4700:58::adf5:3bc8, 2803:f800:50::6ca2:c1c8, 2a06:98c1:50::ac40:21c8, 108.162.193.200, 172.64.33.200 and 173.245.59.200.

Mail Servers

Three mail servers handle 5km.tech: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

5km.tech shares at least some mail servers with other domains, for example sleepbrain.com, 035112366.com, ysdaima.com, rotalan.com and inspiregalaxy.com.

Three IPs for mx3.feishu.cn: 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Two IPs for mx2.feishu.cn: 101.126.58.225 and 122.14.229.0.

One IP for mx1.feishu.cn: 52.220.106.220.

Host names pointing to 52.220.106.220: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0: mx3.feishu.cn and mx2.feishu.cn.

5km.tech - robtex.com

5km.tech

tech

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`5km.tech`

`tech`