`step.com.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:10cc^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d7e9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.204^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.233^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chris.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c155^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2155^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chris.ns.cloudflare.com`
		A	108.162.193.85^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	172.64.33.85^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	173.245.59.85^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
NS	`kate.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a7c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kate.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kate.ns.cloudflare.com`
		A	108.162.192.124^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	172.64.32.124^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
		A	173.245.58.124^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kate.ns.cloudflare.com`
MX	`mx1.larksuite.com` ⭐
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.larksuite.com`⁽⁵⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
MX	`mx3.larksuite.com`⁽¹⁰⁾
		A	18.139.153.173^{🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix}
			PTR	`ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.223^{🇨🇳 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	122.14.230.154^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`v=spf1 +include:spf.onlarksuite.com +include:mail.mailviet.net -all`
TXT	`verification-code-site-App_lark=AtlDum0qCo7AoEY7sUhI`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.204, 172.67.215.233
		IPv6 hints	2606:4700:3036::6815:10cc, 2606:4700:3037::ac43:d7e9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=206, name=cloudflare-ech.com
SOA	`chris.ns.cloudflare.com`dns@cloudflare.com serial=2403725373

`com.vn`

	DNSSEC	⚠️ Not signed
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`b.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`c.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`d.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`e.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`f.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`g.dns-servers.vn` ⚠️ Not in parent delegation
	NS	`h.dns-servers.vn` ⚠️ Not in parent delegation
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2022707536

Subdomains

rack.step.com.vn

Same first word

step.lu

step.kz

step.academy

step.gg

step.plus

step.ie

step.mk.ua

step.ee

step.tips

step.tn

step.eco.br

step.im

step.hk

step.net

step.org.sg

step.com.ua

step.it

step.network

step.taxi

step.ua

step.re

step.com

step.to

step.digital

step.cl

step.ne.jp

step.pt

step.ru

step.ch

step.ca

step.sk

step.io.vn

step.dk

step.es

step.sakura.ne.jp

step.de

step.no

step.edu.pk

step.ir

step.lt

step.me

step.media

step.camera

step.money

step.cn

step.fi

step.in.ua

step.solutions

step.am

step.vn

step.financial

step.gr

step.one

step.nu

step.fish

step.com.hk

step.org.cn

step.at

step.com.ba

step.sh

step.cc

step.us

step.exchange

step.edu.ba

step.pet

step.coach

step.finance

step.com.pl

step.life

step.pl

step.bio

step.bet

step.app

step.com.pe

step.co.id

step.co.kr

step.eco

step.com.cn

step.fun

step.by

step.com.vn

step.systems

step.org

step.nl

step.ba

step.guide

step.energy

step.com.tr

step.hr

step.sg

step.company

step.ro

step.agency

step.su

step.rs

step.go.kr

step.tools

step.or.kr

step.co

step.com.pk

step.city

step.si

step.com.au

step.be

step.biz

step.watch

step.swiss

step.org.ua

step.lighting

step.ae

step.insure

step.hu

step.org.uk

Similar names

epts.de

pets.target

pest.cn

pets.gov.hk

setp.net.cn

pest.ooo

pest.supplies

epst.ca

spet.net

tpse.org.tw

teps.eu

pets.no

pets.cl

ptse.ru

estp.kr

teps.edu.sa

teps.or.kr

tesp.cn

pest.com.ua

pste.se

pest.supply

pest.tw

epst.fr

pest.company

pest.in

pets.cab

epst.gr

pest.bg

sept.be

pest.si

spet.it

pets.center

estp.com.tr

setp.gr

pets.ws

espt.co.za

tspe.ro

pets.me

teps.cl

tsep.com

etps.ru

tesp.com.cn

spet.info

pets.it

pest.nyc

pets.cc

pest.tips

pets.pt

pets.farm

pets.care

ptes.net

tpes.com

tpes.net

etsp.cz

etps.ca

sept.edu.vn

pest.de

pets.bg

pets.pizza

pets.group

estp.com

spte.es

spet.nl

sept.at

pest.hu

epts.ru

espt.eu

tpes.org

pets.repair

pest.se

sept.com

sept.eu

sept.jp

pets.by

tesp.info

DNS History

21 records (9 active, 12 former)

●NSchris.ns.cloudflare.com2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●NSkate.ns.cloudflare.com2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

○NSns1.zonedns.vn2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○NSns2.zonedns.vn2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○NSns3.zonedns.vn2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXalt1.aspmx.l.google.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXalt2.aspmx.l.google.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXaspmx.l.google.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXaspmx2.googlemail.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXaspmx3.googlemail.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXaspmx4.googlemail.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXaspmx5.googlemail.com2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

○MXmail.step.com.vn2019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

●MXmx1.larksuite.com2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●MXmx2.larksuite.com2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●MXmx3.larksuite.com2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●A104.21.16.2042026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

○A123.31.12.1222019-12-28 → 2019-12-28 · 3 obs

● 2019-12-28 11:30:00
○ 2026-05-08 16:32:26
○ 2026-05-09 23:17:02

●A172.67.215.2332026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●A2606:4700:3036::6815:10cc2026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

●A2606:4700:3037::ac43:d7e92026-05-08 → 2026-05-09 · 3 obs

○ 2019-12-28 11:30:00
● 2026-05-08 16:32:26
● 2026-05-09 23:17:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
step.com.vn	kate.ns.cloudflare.com, chris.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.85

NS records: kate.ns.cloudflare.com, chris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for step.com.vn (unsigned zone)

⏱️ Timing

Total: 1104ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.16.204, 172.67.215.233`
AAAA	2	`2606:4700:3036::6815:10cc, 2606:4700:3037::ac43:d7e9`
NS	2	`chris.ns.cloudflare.com, kate.ns.cloudflare.com`
MX	3	`mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)...`
TXT	2	`v=spf1 +include:spf.onlarksuite.com +inc, verification-code-site-App_lark=AtlDum0q`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chris.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

step.com.vn is the parent of rack.step.com.vn.

IP Addresses

step.com.vn points to four IP numbers: 2606:4700:3036::6815:10cc, 2606:4700:3037::ac43:d7e9, 104.21.16.204 and 172.67.215.233.

For instance, other host names reprodukcijos.lt, bcgame-login-ng.com, averest.com.my, ingdirect-particularesportal.com and jbxwz.cn share IP numbers with step.com.vn.

Name Servers

step.com.vn is delegated to two name servers: chris.ns.cloudflare.com and kate.ns.cloudflare.com.

step.com.vn uses the same name server setup as other domains such as bild-instal.ro, iceskatingvictoria.org.au, jkap.io, opensourcehacker.com and monocube.com.

step.com.vn shares name servers with other domains at least partially, for example father.biz, lankhorst-taselaar.nl, aris-vn.com, tudointeressante.com.br and 35t.click.

These name servers are commonly used with the name servers mitchell.ns.cloudflare.com and nicole.ns.cloudflare.com.

Host names with six IP numbers: host name chris.ns.cloudflare.com points to: 2606:4700:58::adf5:3b55, 2803:f800:50::6ca2:c155, 2a06:98c1:50::ac40:2155, 108.162.193.85, 172.64.33.85 and 173.245.59.85; host name kate.ns.cloudflare.com points to: 2606:4700:50::adf5:3a7c, 2803:f800:50::6ca2:c07c, 2a06:98c1:50::ac40:207c, 108.162.192.124, 172.64.32.124 and 173.245.58.124.

Mail Servers

step.com.vn is served by three mail servers: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.

step.com.vn shares mail servers with other domains at least partially; for instance golden-victor.com, somico.com.vn, plutus.vn, learnable.ai and domainyurdu.com.

Host names with three IP numbers: mx3.larksuite.com points to 18.139.153.173, 101.126.58.223 and 122.14.230.154.

Host names with one IP number: mx1.larksuite.com points to 18.139.153.173; mx2.larksuite.com points to 18.139.153.173.

Host names that point to 18.139.153.173: mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com.

step.com.vn - robtex.com

step.com.vn

com.vn

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

`step.com.vn`

`com.vn`