chess-up.school - robtex.com

chess-up.school

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:c9b0🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1608🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.22.8Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.201.176🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSclara.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26db🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A2803:f800:50::6ca2:c2db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRclara.ns.cloudflare.com
A2a06:98c1:50::ac40:22db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRclara.ns.cloudflare.com
A108.162.194.219🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A162.159.38.219Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
A172.64.34.219🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRclara.ns.cloudflare.com
NSigor.ns.cloudflare.com
A2606:4700:58::adf5:3b77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A2803:f800:50::6ca2:c177🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRigor.ns.cloudflare.com
A2a06:98c1:50::ac40:2177🇺🇸 Cloudflare2a06:98c1:50::/45
PTRigor.ns.cloudflare.com
A108.162.193.119🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A172.64.33.119🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
A173.245.59.119🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRigor.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.22.8, 172.67.201.176
IPv6 hints2606:4700:3033::ac43:c9b0, 2606:4700:3037::6815:1608
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOAclara.ns.cloudflare.comdns@cloudflare.com serial=2396548614

school

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.school ⭐
NSv0n1.nic.school
NSv0n2.nic.school
NSv0n3.nic.school
NSv2n0.nic.school
NSv2n1.nic.school
SOAv0n0.nic.schoolhostmaster@donuts.email serial=1775954319
rank #728339 globally
rank #28 in the tld
this domain is chess-up.school.

Same first word

chess-up.school

DNS History

15 records (6 active, 9 former)

202120222023202420252026NSclara.ns.cloudflare.comigor.ns.cloudflare.comu1.hoster.byu2.hoster.byMXmx.yandex.netA104.21.22.8172.67.201.1762606:4700:3033::ac43:c9b02606:4700:3037::6815:1608151.101.1.195151.101.65.195188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSclara.ns.cloudflare.com2026-02-18 → 2026-04-12 · 3 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
● 2026-04-12 01:04:46
●NSigor.ns.cloudflare.com2026-02-18 → 2026-04-12 · 3 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
● 2026-04-12 01:04:46
○NSu1.hoster.by2020-03-15 → 2020-03-15 · 3 obs
● 2020-03-15 03:37:16
○ 2026-02-18 08:00:44
○ 2026-04-12 01:04:46
○NSu2.hoster.by2020-03-15 → 2020-03-15 · 3 obs
● 2020-03-15 03:37:16
○ 2026-02-18 08:00:44
○ 2026-04-12 01:04:46
○MXmx.yandex.net2020-03-15 → 2020-03-15 · 3 obs
● 2020-03-15 03:37:16
○ 2026-02-18 08:00:44
○ 2026-04-12 01:04:46
●A104.21.22.82026-04-12 → 2026-04-12 · 3 obs
○ 2026-02-18 08:00:44
● 2026-04-12 01:04:42
● 2026-04-12 01:04:46
○A151.101.1.1952020-03-15 → 2020-03-15 · 3 obs
● 2020-03-15 03:37:16
○ 2026-02-18 08:00:44
○ 2026-04-12 01:04:46
○A151.101.65.1952020-03-15 → 2020-03-15 · 3 obs
● 2020-03-15 03:37:16
○ 2026-02-18 08:00:44
○ 2026-04-12 01:04:46
●A172.67.201.1762026-04-12 → 2026-04-12 · 3 obs
○ 2026-02-18 08:00:44
● 2026-04-12 01:04:42
● 2026-04-12 01:04:46
○A188.114.96.02026-02-18 → 2026-02-18 · 4 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
○ 2026-04-12 01:04:42
○ 2026-04-12 01:04:46
○A188.114.97.02026-02-18 → 2026-02-18 · 4 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
○ 2026-04-12 01:04:42
○ 2026-04-12 01:04:46
●A2606:4700:3033::ac43:c9b02026-04-12 → 2026-04-12 · 3 obs
○ 2026-02-18 08:00:44
● 2026-04-12 01:04:42
● 2026-04-12 01:04:46
●A2606:4700:3037::6815:16082026-04-12 → 2026-04-12 · 3 obs
○ 2026-02-18 08:00:44
● 2026-04-12 01:04:42
● 2026-04-12 01:04:46
○A2a06:98c1:3120::2026-02-18 → 2026-02-18 · 4 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
○ 2026-04-12 01:04:42
○ 2026-04-12 01:04:46
○A2a06:98c1:3121::2026-02-18 → 2026-02-18 · 4 obs
○ 2020-03-15 03:37:16
● 2026-02-18 08:00:44
○ 2026-04-12 01:04:42
○ 2026-04-12 01:04:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
schoolv0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school...12 records
chess-up.schoolclara.ns.cloudflare.com, igor.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.219

NS records: clara.ns.cloudflare.com, igor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chess-up.school (unsigned zone)

⏱️ Timing

Total: 499ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.201.176, 104.21.22.8
AAAA22606:4700:3033::ac43:c9b0, 2606:4700:3037::6815:1608
NS2clara.ns.cloudflare.com, igor.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1clara.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.school, v0n1.nic.school, v0n2.nic.school...)

Analysis

IP Addresses

chess-up.school points to four IP numbers: 2606:4700:3033::ac43:c9b0, 2606:4700:3037::6815:1608, 104.21.22.8 and 172.67.201.176.

Other host names, for instance texasstarparty.org, gorilla1.royaltechbd.com, 7km.com.ng, ns52.8888gz.com and www.gbreakers.com share IP numbers with chess-up.school.

Name Servers

chess-up.school is delegated to two name servers: clara.ns.cloudflare.com and igor.ns.cloudflare.com.

chess-up.school uses the same name server setup as other domains, for instance dlt.sg, mole.my, from.my, playboombeach.com and gemwire.gg.

chess-up.school shares name servers with other domains at least partially, for instance homemifx.com, faqday.com, pandatech.co.il, asksolve.net and montfort.ac.th.

these name servers are often used with eva.ns.cloudflare.com, vita.ns.cloudflare.com and edna.ns.cloudflare.com.

Host names with six IP numbers: clara.ns.cloudflare.com points to 2606:4700:50::a29f:26db, 2803:f800:50::6ca2:c2db, 2a06:98c1:50::ac40:22db, 108.162.194.219, 162.159.38.219 and 172.64.34.219; igor.ns.cloudflare.com points to 2606:4700:58::adf5:3b77, 2803:f800:50::6ca2:c177, 2a06:98c1:50::ac40:2177, 108.162.193.119, 172.64.33.119 and 173.245.59.119.