`kolo.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:9d6d^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5276^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.82.118^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.157.109^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sean.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3be7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sean.ns.cloudflare.com`
		A	108.162.193.231^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	172.64.33.231^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	173.245.59.231^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
NS	`vida.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vida.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vida.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vida.ns.cloudflare.com`
		A	108.162.192.236^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vida.ns.cloudflare.com`
		A	172.64.32.236^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vida.ns.cloudflare.com`
		A	173.245.58.236^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vida.ns.cloudflare.com`
MX	`amir.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`linda.mx.cloudflare.net`⁽³²⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`isaac.mx.cloudflare.net`⁽³⁵⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`_globalsign-domain-verification=WuD5_lFXtY2VZobSxqVW-ppHr8bCeSH0hlmulNZ1CG`
TXT	`google-site-verification=yXPrCa9DjGmlQtQyZ-BGaOCGaYA9CseqyPpmLuk-7mw`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.82.118, 172.67.157.109
		IPv6 hints	2606:4700:3030::ac43:9d6d, 2606:4700:3037::6815:5276
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`sean.ns.cloudflare.com`dns@cloudflare.com serial=2403771467

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Subdomains

fin.kolo.dev

router.kolo.dev

msk.kolo.dev

ru.kolo.dev

mordor.kolo.dev

hv.kolo.dev

Same first word

kolo.pw

kolo.management

kolo.pl

kolo.no

kolo.io

kolo.biz

kolo.ch

kolo.solutions

kolo.com.tw

kolo.com

kolo.de

kolo.bg

kolo.city

kolo.works

kolo.be

kolo.dk

kolo.ws

kolo.net

kolo.news

kolo.org

kolo.com.pl

kolo.at

kolo.ca

kolo.us

kolo.poltava.ua

kolo.com.ua

kolo.watch

kolo.org.ua

kolo.academy

kolo.ru

kolo.cool

kolo.it

kolo.sk

kolo.media

kolo.fr

kolo.rs

kolo.guru

kolo.si

kolo.live

kolo.net.cn

kolo.ua

kolo.cloud

kolo.cz

kolo.hu

kolo.la

kolo.cleaning

kolo.nl

kolo.tv

kolo.vg

kolo.info.pl

kolo.cn

kolo.in.net

kolo.in

kolo.finance

kolo.co

kolo.services

kolo.bio

kolo.dev

Similar names

loko.com.ua

oklo.com.uy

look.cool

kool.cz

look.dk

olko.net

kool.co.in

kool.biz

kool.it

look.ir

look.pro

loko.at

look.at

look.me

look.tm

kloo.fr

oklo.org

olko.de

loko.org

look.ge

look.io

look.com.tr

look.ly

kool.eu

loko.tv

kool.info

olko.com.pl

look.vision

kool.bio

kool.school

oklo.com

kloo.cl

look.vg

look.tw

kool.vn

look.today

oklo.ru

kloo.me

loko.app

kloo.net

kool.ru

loko.no

look.net

loko.be

kool.com

kool.name

loko.delivery

oklo.us

look.org

kool.dk

look.lt

kool.marketing

look.ink

kloo.tv

look.gs

look.ca

okol.org

loko.ru

olko.be

kool.com.pl

kool.today

olko.com

kool.in

kool.org

kool.pl

kool.li

olok.ru

kool.hu

kloo.org

kool.com.sg

loko.pro

look.ac

look.no

look.com.eg

kool.lv

olok.de

oklo.com.cn

kool.uz

DNS History

9 records (9 active, 0 former)

●NSsean.ns.cloudflare.com2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●NSvida.ns.cloudflare.com2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●MXamir.mx.cloudflare.net2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●MXisaac.mx.cloudflare.net2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●MXlinda.mx.cloudflare.net2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●A104.21.82.1182026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●A172.67.157.1092026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●A2606:4700:3030::ac43:9d6d2026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

●A2606:4700:3037::6815:52762026-02-17 → 2026-05-09 · 2 obs

● 2026-02-17 02:21:12
● 2026-05-09 13:59:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
kolo.dev	vida.ns.cloudflare.com, sean.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.236

NS records: vida.ns.cloudflare.com, sean.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 327ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.157.109, 104.21.82.118`
AAAA	2	`2606:4700:3037::6815:5276, 2606:4700:3030::ac43:9d6d`
NS	2	`sean.ns.cloudflare.com, vida.ns.cloudflare.com`
MX	3	`amir.mx.cloudflare.net (pri: 27), linda.mx.cloudflare.net (pri: 32)...`
TXT	3	`_globalsign-domain-verification=WuD5_lFX, google-site-verification=yXPrCa9DjGmlQtQ...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sean.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

kolo.dev is a parent of fin.kolo.dev, router.kolo.dev, msk.kolo.dev, ru.kolo.dev, mordor.kolo.dev and several other host names.

IP Addresses

kolo.dev resolves to four IP numbers: 2606:4700:3030::ac43:9d6d, 2606:4700:3037::6815:5276, 104.21.82.118 and 172.67.157.109.

other host names for instance vr(0x706f726e).media, provider-it.com.br, localsupremacy.com, lechvody.ru and transferwise.de share IP numbers with kolo.dev.

Name Servers

kolo.dev is delegated to two name servers: sean.ns.cloudflare.com and vida.ns.cloudflare.com.

kolo.dev shares the same name server setup as other domains, for example netzr.com, imageid.org, visagismo.com.br, innovo.ro and fedorov.net.

kolo.dev at least partially shares name servers with other domains, for instance lebconnection.com, radiofime.com, zonecorecentrio.digital, x8r.com and mdvlog88.com.

These name servers are often used with luciana.ns.cloudflare.com and stanley.ns.cloudflare.com.

Host names with six IP numbers:

sean.ns.cloudflare.com points to: 2606:4700:58::adf5:3be7, 2803:f800:50::6ca2:c1e7, 2a06:98c1:50::ac40:21e7, 108.162.193.231, 172.64.33.231 and 173.245.59.231; vida.ns.cloudflare.com points to: 2606:4700:50::adf5:3aec, 2803:f800:50::6ca2:c0ec, 2a06:98c1:50::ac40:20ec, 108.162.192.236, 172.64.32.236 and 173.245.58.236.

Mail Servers

kolo.dev is handled by three mail servers: amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

kolo.dev shares mail servers with other domains at least partially, including mas.con.pe, dealawy.com, aimultiplier.com, azhuge233.com and cafelihue.com.

Host names with six IP numbers: amir.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.11, 162.159.205.12 and 162.159.205.13; isaac.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19; linda.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

kolo.dev - robtex.com

kolo.dev

dev

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`kolo.dev`

`dev`