mathematicaschool.com - robtex.com

mathematicaschool.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5505🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c86c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.85.5Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.108🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemily.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a9b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A2803:f800:50::6ca2:c09b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemily.ns.cloudflare.com
A2a06:98c1:50::ac40:209b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemily.ns.cloudflare.com
A108.162.192.155🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A172.64.32.155🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A173.245.58.155🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
NSsage.ns.cloudflare.com
A2606:4700:58::a29f:2cec🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsage.ns.cloudflare.com
A2803:f800:50::6ca2:c3ec🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsage.ns.cloudflare.com
A2a06:98c1:50::ac40:23ec🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsage.ns.cloudflare.com
A108.162.195.236🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsage.ns.cloudflare.com
A162.159.44.236Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsage.ns.cloudflare.com
A172.64.35.236🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsage.ns.cloudflare.com
TXTNC143
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.85.5, 172.67.200.108
IPv62606:4700:3032::6815:5505, 2606:4700:3037::ac43:c86c
SOAemily.ns.cloudflare.comdns@cloudflare.com serial=2400218735

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=1774743127

Same first word

mathematicaschool.com

DNS History

12 records (6 active, 6 former)

2017201820192020202120222023202420252026NSemily.ns.cloudflare.comsage.ns.cloudflare.comdns107.ovh.netns107.ovh.netMXmx1.mail.ovh.netmx2.mail.ovh.netmx3.mail.ovh.netA104.21.85.5172.67.200.1082606:4700:3032::6815:55052606:4700:3037::ac43:c86c137.74.115.175
○NSdns107.ovh.net2016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
●NSemily.ns.cloudflare.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10
○NSns107.ovh.net2016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
●NSsage.ns.cloudflare.com2026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10
○MXmx1.mail.ovh.net2016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
○MXmx2.mail.ovh.net2016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
○MXmx3.mail.ovh.net2016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
●A104.21.85.52026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10
○A137.74.115.1752016-12-19 → 2018-01-03 · 4 obs
● 2016-12-19 00:25:40
● 2018-01-03 05:37:14
○ 2026-03-26 11:22:58
○ 2026-03-29 00:27:10
●A172.67.200.1082026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10
●A2606:4700:3032::6815:55052026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10
●A2606:4700:3037::ac43:c86c2026-03-26 → 2026-03-29 · 3 obs
○ 2018-01-03 05:37:14
● 2026-03-26 11:22:58
● 2026-03-29 00:27:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
mathematicaschool.comemily.ns.cloudflare.com, sage.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.236

NS records: emily.ns.cloudflare.com, sage.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathematicaschool.com (unsigned zone)

⏱️ Timing

Total: 92ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.85.5, 172.67.200.108
AAAA22606:4700:3037::ac43:c86c, 2606:4700:3032::6815:5505
NS2emily.ns.cloudflare.com, sage.ns.cloudflare.com
TXT1NC143
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emily.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mathematicaschool.com resolves to four IP numbers: 2606:4700:3032::6815:5505, 2606:4700:3037::ac43:c86c, 104.21.85.5 and 172.67.200.108.

other host names for instance bni-utrecht.nl, lolitta(0x736578).com, cdn.24(0x706f726e)load.com, oc.events and data-lion.com share IP numbers with mathematicaschool.com.

Name Servers

mathematicaschool.com is delegated to two name servers: emily.ns.cloudflare.com and sage.ns.cloudflare.com.

mathematicaschool.com shares the same name server setup as other domains, for example annabelkina.ru, yorbisapp.com, tao-center.co.il, fireinbelly.com and idp.co.il.

mathematicaschool.com at least partially shares name servers with other domains, for instance proalien.pt, harvardpark-sc.com, inloggen-b.com, vdxp.cn and mhsc-mainst.com.

These name servers are commonly used with blakely.ns.cloudflare.com, norah.ns.cloudflare.com, sima.ns.cloudflare.com and eugene.ns.cloudflare.com.

Host names with six IP numbers:

emily.ns.cloudflare.com points to: 2606:4700:50::adf5:3a9b, 2803:f800:50::6ca2:c09b, 2a06:98c1:50::ac40:209b, 108.162.192.155, 172.64.32.155 and 173.245.58.155; sage.ns.cloudflare.com points to: 2606:4700:58::a29f:2cec, 2803:f800:50::6ca2:c3ec, 2a06:98c1:50::ac40:23ec, 108.162.195.236, 162.159.44.236 and 172.64.35.236.