htupschool.tech - robtex.com

htupschool.tech

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1148πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3037::ac43:df3aπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.17.72Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.223.58πŸ‡ΊπŸ‡Έ Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSchristina.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26c1πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A2803:f800:50::6ca2:c2c1πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchristina.ns.cloudflare.com
A2a06:98c1:50::ac40:22c1πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRchristina.ns.cloudflare.com
A108.162.194.193πŸ‡ΊπŸ‡Έ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A162.159.38.193Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
A172.64.34.193πŸ‡ΊπŸ‡Έ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchristina.ns.cloudflare.com
NSdamiete.ns.cloudflare.com
A2606:4700:58::a29f:2c20πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamiete.ns.cloudflare.com
A2803:f800:50::6ca2:c320πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdamiete.ns.cloudflare.com
A2a06:98c1:50::ac40:2320πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRdamiete.ns.cloudflare.com
A108.162.195.32πŸ‡ΊπŸ‡Έ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamiete.ns.cloudflare.com
A162.159.44.32Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamiete.ns.cloudflare.com
A172.64.35.32πŸ‡ΊπŸ‡Έ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdamiete.ns.cloudflare.com
MXfeedback-smtp.us-east-1.amazonses.com ⭐
A3.218.134.115πŸ‡ΊπŸ‡Έ Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-218-134-115.compute-1.amazonaws.com
A18.235.76.96πŸ‡ΊπŸ‡Έ Amazon18.232.0.0/14 EC2 IAD prefix
PTRec2-18-235-76-96.compute-1.amazonaws.com
A34.192.233.193πŸ‡ΊπŸ‡Έ Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-192-233-193.compute-1.amazonaws.com
MXmy.mailbux.com ⭐
A157.180.12.25πŸ‡©πŸ‡ͺ Hetzner157.180.0.0/17 HETZNER-DC
PTRmy.mailbux.com
TXTv=spf1 include:mailwish.com -all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.17.72, 172.67.223.58
IPv6 hints2606:4700:3030::6815:1148, 2606:4700:3037::ac43:df3a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com
SOAchristina.ns.cloudflare.comdns@cloudflare.com serial=2407727968

tech

DNSSECπŸ”’ Signed (DS record present)
NSns01.trs-dns.com ⭐
NSns.trs-dns.com
NSns01.trs-dns.net
NSns10.trs-dns.info
NSns10.trs-dns.org
SOAns.trs-dns.comtrs-ops@tucows.com serial=1783227237

Same first word

DNS History

9 records (8 active, 1 former)

NSchristina.ns.cloudflare.comdamiete.ns.cloudflare.comMXfeedback-smtp.us-east-1.amazonses.commy.mailbux.comA104.21.17.72172.67.223.582606:4700:3030::6815:11482606:4700:3037::ac43:df3a2606:4700:3035::6815:1148
●NSchristina.ns.cloudflare.com2026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●NSdamiete.ns.cloudflare.com2026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●MXfeedback-smtp.us-east-1.amazonses.com2026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●MXmy.mailbux.com2026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●A104.21.17.722026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●A172.67.223.582026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54
●A2606:4700:3030::6815:11482026-06-22 β†’ 2026-07-05 Β· 3 obs
β—‹ 2026-06-08 08:04:28
● 2026-06-22 00:22:14
● 2026-07-05 05:45:54
β—‹A2606:4700:3035::6815:11482026-06-08 β†’ 2026-06-08 Β· 3 obs
● 2026-06-08 08:04:28
β—‹ 2026-06-22 00:22:14
β—‹ 2026-07-05 05:45:54
●A2606:4700:3037::ac43:df3a2026-06-08 β†’ 2026-07-05 Β· 2 obs
● 2026-06-08 08:04:28
● 2026-07-05 05:45:54

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
techns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.info-
htupschool.techdamiete.ns.cloudflare.com, christina.ns.cloudflare.com-

βœ… Authoritative Response

Server:162.159.38.193

NS records: damiete.ns.cloudflare.com, christina.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for htupschool.tech (unsigned zone)

⏱️ Timing

Total: 550ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.223.58, 104.21.17.72
AAAA22606:4700:3037::ac43:df3a, 2606:4700:3030::6815:1148
NS2christina.ns.cloudflare.com, damiete.ns.cloudflare.com
MX2feedback-smtp.us-east-1.amazonses.com (p, my.mailbux.com (pri: 10)
TXT1v=spf1 include:mailwish.com -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1christina.ns.cloudflare.com dns.cloudfla

Analysis

IP Addresses

htupschool.tech points to the four IP addresses 104.21.17.72, 172.67.223.58, 2606:4700:3030::6815:1148 and 2606:4700:3037::ac43:df3a.

Two other host names, along with bemoservices.com, weliontavira.com and hqtieyi.com, also share IP numbers with htupschool.tech.

Name Servers

The NS records for htupschool.tech delegate to christina.ns.cloudflare.com and damiete.ns.cloudflare.com.

htupschool.tech shares its NS records with other domains, for example babypark.nl, baby-dump.nl, babypark.de and two others.

There is at least partial name server overlap between htupschool.tech and other domains β€” kiaora-ondres.fr, bji.es, cheapershopglobal.com and two more among them.

These name servers are routinely deployed together with the name servers desi.ns.cloudflare.com.

DNS names with 6 IP addresses:

christina.ns.cloudflare.com maps to 108.162.194.193, 162.159.38.193, 172.64.34.193 and 3 additional IP addresses.

damiete.ns.cloudflare.com maps to 108.162.195.32, 162.159.44.32, 172.64.35.32 and 3 additional IP addresses.

Mail Servers

htupschool.tech is served by two mail servers, my.mailbux.com and feedback-smtp.us-east-1.amazonses.com.

There is at least a partial MX overlap between htupschool.tech and other domains, including mail.retfe.com, unitedfrontier.britecore.com, mail.stockmeds.com and two others.

These mail servers tend to appear in combination with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 others.

Hostnames that map to three IP numbers:

feedback-smtp.us-east-1.amazonses.com maps to three IP addresses: 3.218.134.115, 18.235.76.96 and 34.192.233.193.

Host names that point to one IP address:

my.mailbux.com resolves to the IP address 157.180.12.25.