sjdfschool.com - robtex.com

sjdfschool.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:d915🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:10f0🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.16.240Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.217.21🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmeiling.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26fe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A2803:f800:50::6ca2:c2fe🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmeiling.ns.cloudflare.com
A2a06:98c1:50::ac40:22fe🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmeiling.ns.cloudflare.com
A108.162.194.254🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A162.159.38.254Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
A172.64.34.254🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmeiling.ns.cloudflare.com
NSnash.ns.cloudflare.com
A2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnash.ns.cloudflare.com
A2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnash.ns.cloudflare.com
A108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
A173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnash.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.16.240, 172.67.217.21
IPv6 hints2606:4700:3034::ac43:d915, 2606:4700:3037::6815:10f0
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOAmeiling.ns.cloudflare.comdns@cloudflare.com serial=2409491440

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785344707
rank #841648 globally
rank #361140 in the tld

Same first word

sjdfschool.com

DNS History

8 records (6 active, 2 former)

NSmeiling.ns.cloudflare.comnash.ns.cloudflare.comA104.21.16.240172.67.217.212606:4700:3034::ac43:d9152606:4700:3037::6815:10f02606:4700:3033::6815:10f02606:4700:3037::ac43:d915
●NSmeiling.ns.cloudflare.com2026-05-23 → 2026-07-29 · 2 obs
● 2026-05-23 08:30:44
● 2026-07-29 17:23:22
●NSnash.ns.cloudflare.com2026-05-23 → 2026-07-29 · 2 obs
● 2026-05-23 08:30:44
● 2026-07-29 17:23:22
●A104.21.16.2402026-05-23 → 2026-07-29 · 2 obs
● 2026-05-23 08:30:44
● 2026-07-29 17:23:22
●A172.67.217.212026-05-23 → 2026-07-29 · 2 obs
● 2026-05-23 08:30:44
● 2026-07-29 17:23:22
○A2606:4700:3033::6815:10f02026-05-23 → 2026-06-14 · 3 obs
● 2026-05-23 08:30:44
● 2026-06-14 04:11:08
○ 2026-07-29 17:23:22
●A2606:4700:3034::ac43:d9152026-07-29 → 2026-07-29 · 2 obs
○ 2026-06-14 04:11:08
● 2026-07-29 17:23:22
●A2606:4700:3037::6815:10f02026-07-29 → 2026-07-29 · 2 obs
○ 2026-06-14 04:11:08
● 2026-07-29 17:23:22
○A2606:4700:3037::ac43:d9152026-05-23 → 2026-06-14 · 3 obs
● 2026-05-23 08:30:44
● 2026-06-14 04:11:08
○ 2026-07-29 17:23:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
sjdfschool.comnash.ns.cloudflare.com, meiling.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.209

NS records: nash.ns.cloudflare.com, meiling.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sjdfschool.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.16.240, 172.67.217.21
AAAA22606:4700:3034::ac43:d915, 2606:4700:3037::6815:10f0
NS2meiling.ns.cloudflare.com, nash.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1meiling.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nash.ns.cloudflare.com, nash.ns.cloudflare.com, nash.ns.cloudflare.com...)

Analysis

IP Addresses

sjdfschool.com points to the four IP addresses 104.21.16.240, 172.67.217.21, 2606:4700:3034::ac43:d915 and 2606:4700:3037::6815:10f0.

Two other host names, along with www.icmif.org, playamo.sk and wolwebwinkeleucalypta.nl, also share IP numbers with sjdfschool.com.

Name Servers

Two name servers handle the delegation for sjdfschool.com: meiling.ns.cloudflare.com and nash.ns.cloudflare.com.

sjdfschool.com shares its NS records with other domains, for example malatachina.com, 178sao.com, gmeduph.com and two others.

The name servers of sjdfschool.com overlap at least partially with those of other domains — among them vidlox3.cc, prime360insight.pics, newsfrontbangla.com and two more.

The name servers vasilii.ns.cloudflare.com, aspen.ns.cloudflare.com and woz.ns.cloudflare.com are commonly seen alongside these name servers.

DNS names with 6 IP addresses:

meiling.ns.cloudflare.com resolves to 108.162.194.254, 162.159.38.254 and 172.64.34.254 among others, with 3 other IP addresses in total.

nash.ns.cloudflare.com resolves to 108.162.193.209, 172.64.33.209 and 173.245.59.209 among others, with 3 other IP addresses in total.