🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stepcoder.kr`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:36b0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a8c6^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.176^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.198^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`abby.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c064^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`abby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2064^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`abby.ns.cloudflare.com`
		A	108.162.192.100^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abby.ns.cloudflare.com`
		A	172.64.32.100^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abby.ns.cloudflare.com`
		A	173.245.58.100^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`abby.ns.cloudflare.com`
NS	`darl.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b62^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c162^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`darl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2162^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`darl.ns.cloudflare.com`
		A	108.162.193.98^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	172.64.33.98^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
		A	173.245.59.98^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`darl.ns.cloudflare.com`
MX	`route3.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	162.159.205.23^{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	`route1.mx.cloudflare.net`⁽⁵⁴⁾
		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	162.159.205.11^{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	`route2.mx.cloudflare.net`⁽⁶⁶⁾
		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	`google-site-verification=689gD6ABFB0doWePBSqsyCb2lpM8JbJe2snoX697nIw`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.176, 172.67.168.198
		IPv6 hints	2606:4700:3030::6815:36b0, 2606:4700:3035::ac43:a8c6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=104, name=cloudflare-ech.com
SOA	`abby.ns.cloudflare.com`dns@cloudflare.com serial=2414702421

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐
	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2609130851

Same first word

stepcoder.kr

stepcoder.com

Similar names

Previous names

stemcell.kr

stemcellreference.kr

stemcells21.kr

stemcelltherapy.kr

sten.kr

stenaline.kr

stencil.kr

steng.kr

stennine.kr

stennis.kr

stenny.kr

stenstroms.kr

steolab.kr

step-step.kr

step-up.kr

step1.kr

step123.kr

step2kids.kr

stepai.kr

Next names

stepenglish.kr

stepfix.kr

stepflex.kr

stepforward.kr

stepg.kr

stephanelambiel.kr

stephow.kr

stepkorea.kr

steplink.kr

stepone.kr

steppay.kr

steppy.kr

stepshop.kr

steptohealth.kr

steptube.kr

stepu.kr

stepup.kr

sterri.kr

stetz.kr

steup.kr

DNS History

13 records (9 active, 4 former)

●NSabby.ns.cloudflare.com2026-09-13 → 2026-09-13 · 2 obs

● 2026-09-13 08:12:20
● 2026-09-13 17:48:34

●NSdarl.ns.cloudflare.com2026-09-13 → 2026-09-13 · 2 obs

● 2026-09-13 08:12:20
● 2026-09-13 17:48:34

●MXroute1.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs

● 2026-09-13 08:12:20
● 2026-09-13 17:48:34

●MXroute2.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs

● 2026-09-13 08:12:20
● 2026-09-13 17:48:34

●MXroute3.mx.cloudflare.net2026-09-13 → 2026-09-13 · 2 obs

● 2026-09-13 08:12:20
● 2026-09-13 17:48:34

●A104.21.54.1762026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-13 08:12:20
● 2026-09-13 14:40:10
● 2026-09-13 17:48:34

●A172.67.168.1982026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-13 08:12:20
● 2026-09-13 14:40:10
● 2026-09-13 17:48:34

○A188.114.96.02026-09-13 → 2026-09-13 · 3 obs

● 2026-09-13 08:12:20
○ 2026-09-13 14:40:10
○ 2026-09-13 17:48:34

○A188.114.97.02026-09-13 → 2026-09-13 · 3 obs

● 2026-09-13 08:12:20
○ 2026-09-13 14:40:10
○ 2026-09-13 17:48:34

●A2606:4700:3030::6815:36b02026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-13 08:12:20
● 2026-09-13 14:40:10
● 2026-09-13 17:48:34

●A2606:4700:3035::ac43:a8c62026-09-13 → 2026-09-13 · 3 obs

○ 2026-09-13 08:12:20
● 2026-09-13 14:40:10
● 2026-09-13 17:48:34

○A2a06:98c1:3120::2026-09-13 → 2026-09-13 · 3 obs

● 2026-09-13 08:12:20
○ 2026-09-13 14:40:10
○ 2026-09-13 17:48:34

○A2a06:98c1:3121::2026-09-13 → 2026-09-13 · 3 obs

● 2026-09-13 08:12:20
○ 2026-09-13 14:40:10
○ 2026-09-13 17:48:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	f.dns.kr, d.dns.kr, b.dns.kr, c.dns.kr...	10 records
stepcoder.kr	abby.ns.cloudflare.com, darl.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.100

NS records: abby.ns.cloudflare.com, darl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stepcoder.kr (unsigned zone)

⏱️ Timing

Total: 1533ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.168.198, 104.21.54.176`
AAAA	2	`2606:4700:3030::6815:36b0, 2606:4700:3035::ac43:a8c6`
NS	2	`abby.ns.cloudflare.com, darl.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 10), route1.mx.cloudflare.net (pri: 54)...`
TXT	2	`google-site-verification=689gD6ABFB0doWe, v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`abby.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

In-bailiwick: 10 (g.dns.kr, f.dns.kr, e.dns.kr...)

Analysis

IP Addresses

stepcoder.kr points to the four IP addresses 104.21.54.176, 172.67.168.198, 2606:4700:3030::6815:36b0 and 2606:4700:3035::ac43:a8c6.

Additional host names — casino85737.buzz, mtsagh.com, afsy.fr and two others — share IP numbers with stepcoder.kr.

Name Servers

The NS records for stepcoder.kr delegate to abby.ns.cloudflare.com and darl.ns.cloudflare.com.

stepcoder.kr shares its name server setup with other domains, including rustlingforest.com, morocndyemiratnorasd4.pages.dev, wearesololiving.co.uk and two others.

At least some of stepcoder.kr's name servers are shared with other domains, for example vnml-ind.com, hassan-ouamar-792.workers.dev, erinndata.pages.dev and two more.

It is common for these name servers to be used in conjunction with the name servers rosa.ns.cloudflare.com, ajay.ns.cloudflare.com and cloe.ns.cloudflare.com.

Host names with 6 IP numbers:

abby.ns.cloudflare.com maps to 108.162.192.100, 172.64.32.100, 173.245.58.100 and 3 additional IP addresses.

darl.ns.cloudflare.com maps to 108.162.193.98, 172.64.33.98, 173.245.59.98 and 3 additional IP addresses.

Mail Servers

The MX records for stepcoder.kr list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

stepcoder.kr shares mail servers — at least in part — with other domains, including mongkol.in.th, 8bythesea.eu, infoic.my.id and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.

stepcoder.kr - robtex.com

stepcoder.kr

kr

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`stepcoder.kr`

`kr`