🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`jessn.kr`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:ad8f^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:1ec3^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.30.195^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.143^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cortney.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c057^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cortney.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2057^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cortney.ns.cloudflare.com`
		A	108.162.192.87^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	172.64.32.87^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
		A	173.245.58.87^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cortney.ns.cloudflare.com`
NS	`eoin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c356^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eoin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2356^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eoin.ns.cloudflare.com`
		A	108.162.195.86^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	162.159.44.86^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	172.64.35.86^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
MX	`kr1-aspmx1.worksmobile.com` ⭐
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
MX	`kr1-aspmx2.worksmobile.com`⁽²⁰⁾
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.30.195, 172.67.173.143
		IPv6 hints	2606:4700:3034::ac43:ad8f, 2606:4700:3035::6815:1ec3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOA	`cortney.ns.cloudflare.com`dns@cloudflare.com serial=2412086675

`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=2608160506

Subdomains

mail.jessn.kr

analytics.jessn.kr

Same first word

jessn.net

jessn.kr

Similar names

njess.com

jnsse.com

essnj.net

jenss.net

nsejs.com

sensj.com

njess.cn

jssen.net

jsens.fi

jesns.com

enjss.com

sjens.com

jenss.com

jssen.com

ssenj.com

jness.com

essnj.com

jsnes.com

jnses.com

DNS History

15 records (8 active, 7 former)

●NScortney.ns.cloudflare.com2026-07-06 → 2026-08-15 · 2 obs

● 2026-07-06 05:14:24
● 2026-08-15 21:38:54

●NSeoin.ns.cloudflare.com2026-07-06 → 2026-08-15 · 2 obs

● 2026-07-06 05:14:24
● 2026-08-15 21:38:54

●MXkr1-aspmx1.worksmobile.com2026-08-15 → 2026-08-15 · 2 obs

○ 2026-07-06 05:14:24
● 2026-08-15 21:38:54

●MXkr1-aspmx2.worksmobile.com2026-08-15 → 2026-08-15 · 2 obs

○ 2026-07-06 05:14:24
● 2026-08-15 21:38:54

○MXroute1.mx.cloudflare.net2026-07-06 → 2026-07-06 · 2 obs

● 2026-07-06 05:14:24
○ 2026-08-15 21:38:54

○MXroute2.mx.cloudflare.net2026-07-06 → 2026-07-06 · 2 obs

● 2026-07-06 05:14:24
○ 2026-08-15 21:38:54

○MXroute3.mx.cloudflare.net2026-07-06 → 2026-07-06 · 2 obs

● 2026-07-06 05:14:24
○ 2026-08-15 21:38:54

●A104.21.30.1952026-07-11 → 2026-08-15 · 5 obs

○ 2026-07-06 05:14:24
● 2026-07-11 13:08:40
○ 2026-07-13 20:53:54
● 2026-08-06 08:06:08
● 2026-08-15 21:38:54

●A172.67.173.1432026-07-11 → 2026-08-15 · 5 obs

○ 2026-07-06 05:14:24
● 2026-07-11 13:08:40
○ 2026-07-13 20:53:54
● 2026-08-06 08:06:08
● 2026-08-15 21:38:54

○A188.114.96.02026-07-06 → 2026-07-13 · 5 obs

● 2026-07-06 05:14:24
○ 2026-07-11 13:08:40
● 2026-07-13 20:53:54
○ 2026-08-06 08:06:08
○ 2026-08-15 21:38:54

○A188.114.97.02026-07-06 → 2026-07-13 · 5 obs

● 2026-07-06 05:14:24
○ 2026-07-11 13:08:40
● 2026-07-13 20:53:54
○ 2026-08-06 08:06:08
○ 2026-08-15 21:38:54

●A2606:4700:3034::ac43:ad8f2026-07-11 → 2026-08-15 · 5 obs

○ 2026-07-06 05:14:24
● 2026-07-11 13:08:40
○ 2026-07-13 20:53:54
● 2026-08-06 08:06:08
● 2026-08-15 21:38:54

●A2606:4700:3035::6815:1ec32026-07-11 → 2026-08-15 · 5 obs

○ 2026-07-06 05:14:24
● 2026-07-11 13:08:40
○ 2026-07-13 20:53:54
● 2026-08-06 08:06:08
● 2026-08-15 21:38:54

○A2a06:98c1:3120::2026-07-06 → 2026-07-13 · 5 obs

● 2026-07-06 05:14:24
○ 2026-07-11 13:08:40
● 2026-07-13 20:53:54
○ 2026-08-06 08:06:08
○ 2026-08-15 21:38:54

○A2a06:98c1:3121::2026-07-06 → 2026-07-13 · 5 obs

● 2026-07-06 05:14:24
○ 2026-07-11 13:08:40
● 2026-07-13 20:53:54
○ 2026-08-06 08:06:08
○ 2026-08-15 21:38:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	e.dns.kr, f.dns.kr, b.dns.kr, d.dns.kr...	-
jessn.kr	eoin.ns.cloudflare.com, cortney.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.87

NS records: eoin.ns.cloudflare.com, cortney.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jessn.kr (unsigned zone)

⏱️ Timing

Total: 1050ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.173.143, 104.21.30.195`
AAAA	2	`2606:4700:3035::6815:1ec3, 2606:4700:3034::ac43:ad8f`
NS	2	`cortney.ns.cloudflare.com, eoin.ns.cloudflare.com`
MX	2	`kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cortney.ns.cloudflare.com dns.cloudflare`

Analysis

Hierarchy

jessn.kr is the parent domain of mail.jessn.kr and analytics.jessn.kr.

IP Addresses

jessn.kr points to the four IP addresses 104.21.30.195, 172.67.173.143, 2606:4700:3034::ac43:ad8f and 2606:4700:3035::6815:1ec3.

Additional host names — ubmepl.cam, asell.org, echospace.it and two others — share IP numbers with jessn.kr.

Name Servers

Two name servers handle the delegation for jessn.kr: cortney.ns.cloudflare.com and eoin.ns.cloudflare.com.

jessn.kr shares its name server setup with other domains, including amber-lodge.com, turbowinz-casino.net, v2ray-vless.workers.dev and two others.

The name servers of jessn.kr overlap at least partially with those of other domains — among them 1xbet-gss.top, mumbaidaily.club, permanentexpert.ru and two more.

These name servers commonly co-occur with the name servers brett.ns.cloudflare.com, summer.ns.cloudflare.com, liberty.ns.cloudflare.com and arushi.ns.cloudflare.com.

Host names with 6 IP numbers:

cortney.ns.cloudflare.com resolves to 108.162.192.87, 172.64.32.87 and 173.245.58.87 among others, with 3 other IP addresses in total.

eoin.ns.cloudflare.com resolves to 108.162.195.86, 162.159.44.86 and 172.64.35.86 among others, with 3 other IP addresses in total.

Mail Servers

jessn.kr has two mail servers: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.

jessn.kr shares the same mail server setup as other domains, including deltax.ai, maxsummit.co, igtv.co.kr and two others.

jessn.kr shares mail servers — at least in part — with other domains, including moo2sj.com, mirpharma.net, movegames.co.kr and two others.

kr1-aspmx1.worksmobile.com directs to 125.209.209.251, as does kr1-aspmx2.worksmobile.com — both hostnames resolve to that one IP address.

kr1-aspmx1.worksmobile.com along with kr1-aspmx2.worksmobile.com each resolve to 125.209.209.251 IP addresses.

jessn.kr - robtex.com

jessn.kr

kr

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

`jessn.kr`

`kr`