`jester.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::ac43:cdb6^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:557c^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.85.124^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.205.182^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`keira.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ce^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ce^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`keira.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ce^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`keira.ns.cloudflare.com`
		A	108.162.194.206^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	162.159.38.206^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
		A	172.64.34.206^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`keira.ns.cloudflare.com`
NS	`rustam.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c394^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rustam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2394^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rustam.ns.cloudflare.com`
		A	108.162.195.148^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	162.159.44.148^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	172.64.35.148^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
MX	`mxa.mailgun.org` ⭐
		A	34.36.182.139^{🇺🇸 Google34.32.0.0/11}
			PTR	`139.182.36.34.bc.googleusercontent.com`
MX	`mxb.mailgun.org` ⭐
		A	34.149.254.5^{🇺🇸 Google34.148.0.0/14}
			PTR	`5.254.149.34.bc.googleusercontent.com`
TXT	`google-site-verification=fsdyFlz-t09ybdp0asCVe6iK74ewG0bKz16ls4ctobI`
TXT	`rizon_vhost=jester,thejester`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.85.124, 172.67.205.182
		IPv6 hints	2606:4700:3031::ac43:cdb6, 2606:4700:3035::6815:557c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=171, name=cloudflare-ech.com
SOA	`keira.ns.cloudflare.com`dns@cloudflare.com serial=2409192366

`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)

PTR for

98.80.251.198.in-addr.arpa

Subdomains

rockbox.jester.dev

Same first word

jester.co

jester.at

jester.net

jester.ru

jester.de

jester.life

jester.eu

jester.nl

jester.dev

jester.com.au

jester.watch

jester.info

jester.fr

jester.toys

jester.photography

jester.nu

jester.uk.com

jester.trade

jester.biz

jester.cc

jester.me

jester.cl

jester.be

jester.dk

jester.com

jester.mx

jester.com.mx

jester.ir

jester.ch

Similar names

terjes.net

jestre.com

serjet.com

jeters.com

rjtees.com

jreset.com

rejets.com

jestre.net

jetres.net

treejs.cn

jtrees.com

reetsj.com

jestre.org

jstree.com

jetser.nl

jrtees.com

jetser.com

sertej.cl

resjet.com

erjets.com

jetres.ca

jetres.com

jstree.com.cn

jteers.net

jetres.ir

DNS History

16 records (8 active, 8 former)

●NSkeira.ns.cloudflare.com2026-02-24 → 2026-07-12 · 2 obs

● 2026-02-24 23:31:34
● 2026-07-12 01:15:16

●NSrustam.ns.cloudflare.com2026-02-24 → 2026-07-12 · 2 obs

● 2026-02-24 23:31:34
● 2026-07-12 01:15:16

●MXmxa.mailgun.org2026-02-24 → 2026-07-12 · 2 obs

● 2026-02-24 23:31:34
● 2026-07-12 01:15:16

●MXmxb.mailgun.org2026-02-24 → 2026-07-12 · 2 obs

● 2026-02-24 23:31:34
● 2026-07-12 01:15:16

●A104.21.85.1242026-04-17 → 2026-07-12 · 6 obs

○ 2026-02-24 23:31:34
○ 2026-03-11 07:45:06
● 2026-04-17 00:22:32
○ 2026-06-28 14:34:10
● 2026-07-01 20:15:46
● 2026-07-12 01:15:16

●A172.67.205.1822026-04-17 → 2026-07-12 · 6 obs

○ 2026-02-24 23:31:34
○ 2026-03-11 07:45:06
● 2026-04-17 00:22:32
○ 2026-06-28 14:34:10
● 2026-07-01 20:15:46
● 2026-07-12 01:15:16

○A188.114.96.02026-03-02 → 2026-06-28 · 7 obs

○ 2026-02-24 23:31:34
● 2026-03-02 14:01:10
● 2026-03-11 07:45:06
○ 2026-04-17 00:22:32
● 2026-06-28 17:00:04
○ 2026-07-01 20:15:46
○ 2026-07-12 01:15:16

○A188.114.96.42026-02-24 → 2026-06-28 · 5 obs

● 2026-02-24 23:31:34
○ 2026-03-02 14:01:10
● 2026-06-28 14:34:10
○ 2026-06-28 17:00:04
○ 2026-07-12 01:15:16

○A188.114.97.02026-03-02 → 2026-06-28 · 7 obs

○ 2026-02-24 23:31:34
● 2026-03-02 14:01:10
● 2026-03-11 07:45:06
○ 2026-04-17 00:22:32
● 2026-06-28 17:00:04
○ 2026-07-01 20:15:46
○ 2026-07-12 01:15:16

○A188.114.97.42026-02-24 → 2026-06-28 · 5 obs

● 2026-02-24 23:31:34
○ 2026-03-02 14:01:10
● 2026-06-28 14:34:10
○ 2026-06-28 17:00:04
○ 2026-07-12 01:15:16

●A2606:4700:3031::ac43:cdb62026-04-17 → 2026-07-12 · 6 obs

○ 2026-02-24 23:31:34
○ 2026-03-11 07:45:06
● 2026-04-17 00:22:32
○ 2026-06-28 14:34:10
● 2026-07-01 20:15:46
● 2026-07-12 01:15:16

●A2606:4700:3035::6815:557c2026-04-17 → 2026-07-12 · 6 obs

○ 2026-02-24 23:31:34
○ 2026-03-11 07:45:06
● 2026-04-17 00:22:32
○ 2026-06-28 14:34:10
● 2026-07-01 20:15:46
● 2026-07-12 01:15:16

○A2a06:98c1:3120::2026-03-02 → 2026-06-28 · 7 obs

○ 2026-02-24 23:31:34
● 2026-03-02 14:01:10
● 2026-03-11 07:45:06
○ 2026-04-17 00:22:32
● 2026-06-28 17:00:04
○ 2026-07-01 20:15:46
○ 2026-07-12 01:15:16

○A2a06:98c1:3120::42026-02-24 → 2026-06-28 · 5 obs

● 2026-02-24 23:31:34
○ 2026-03-02 14:01:10
● 2026-06-28 14:34:10
○ 2026-06-28 17:00:04
○ 2026-07-12 01:15:16

○A2a06:98c1:3121::2026-03-02 → 2026-06-28 · 7 obs

○ 2026-02-24 23:31:34
● 2026-03-02 14:01:10
● 2026-03-11 07:45:06
○ 2026-04-17 00:22:32
● 2026-06-28 17:00:04
○ 2026-07-01 20:15:46
○ 2026-07-12 01:15:16

○A2a06:98c1:3121::42026-02-24 → 2026-06-28 · 5 obs

● 2026-02-24 23:31:34
○ 2026-03-02 14:01:10
● 2026-06-28 14:34:10
○ 2026-06-28 17:00:04
○ 2026-07-12 01:15:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
jester.dev	rustam.ns.cloudflare.com, keira.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.206

NS records: rustam.ns.cloudflare.com, keira.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 781ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.205.182, 104.21.85.124`
AAAA	2	`2606:4700:3031::ac43:cdb6, 2606:4700:3035::6815:557c`
NS	2	`keira.ns.cloudflare.com, rustam.ns.cloudflare.com`
MX	2	`mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)`
TXT	3	`google-site-verification=fsdyFlz-t09ybdp, rizon_vhost=jester,thejester...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`keira.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Hierarchy

jester.dev serves as the parent of rockbox.jester.dev.

IP Addresses

jester.dev has four IP addresses: 104.21.85.124, 172.67.205.182, 2606:4700:3031::ac43:cdb6 and 2606:4700:3035::6815:557c.

Two other host names, along with amy-sha.com, threadedtoes.com and ccdastrophotography.com, also share IP numbers with jester.dev.

Name Servers

The NS records for jester.dev delegate to keira.ns.cloudflare.com and rustam.ns.cloudflare.com.

jester.dev shares its NS records with other domains, for example joinhopenow.com, str-i.ru, verde-casino.co.at and two others.

jester.dev has at least partial name server overlap with other domains, such as fofocaredesocial.sbs, evelinecosmetics.de, bayumarinaresort.com and two others.

nelci.ns.cloudflare.com, dalary.ns.cloudflare.com and ram.ns.cloudflare.com — plus 3 other name servers — are commonly paired with these name servers.

DNS names with 6 IP addresses:

keira.ns.cloudflare.com maps to 108.162.194.206, 162.159.38.206, 172.64.34.206 and 3 additional IP addresses.

rustam.ns.cloudflare.com maps to 108.162.195.148, 162.159.44.148, 172.64.35.148 and 3 additional IP addresses.

Mail Servers

jester.dev is served by two mail servers, mxa.mailgun.org and mxb.mailgun.org.

Among the domains sharing a mail server setup with jester.dev are petfoodcart.com, mypaint.app, slackmeet.com and two others.

There is at least a partial MX overlap between jester.dev and other domains, including emailauth.io, class5fax.com, securedsites.ca and two others.

mxa.mailgun.org directs to 34.36.182.139 and mxb.mailgun.org directs to 34.149.254.5; each host name points to exactly one IP number.

jester.dev - robtex.com

jester.dev

dev

PTR for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`jester.dev`

`dev`