schoolofdata.org - robtex.com

schoolofdata.org

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:5776πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3037::ac43:8f09πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.87.118Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.143.9πŸ‡ΊπŸ‡Έ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NScarl.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6aπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A2803:f800:50::6ca2:c16aπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcarl.ns.cloudflare.com
A2a06:98c1:50::ac40:216aπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRcarl.ns.cloudflare.com
A108.162.193.106πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A172.64.33.106πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
A173.245.59.106πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcarl.ns.cloudflare.com
NSdana.ns.cloudflare.com
A2606:4700:50::adf5:3a69πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A2803:f800:50::6ca2:c069πŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdana.ns.cloudflare.com
A2a06:98c1:50::ac40:2069πŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRdana.ns.cloudflare.com
A108.162.192.105πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A172.64.32.105πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A173.245.58.105πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
MXin1-smtp.messagingengine.com ⭐
A103.168.172.216πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223πŸ‡ΊπŸ‡Έ FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXin2-smtp.messagingengine.com(20)
A202.12.124.216FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-01.messagingengine.com
A202.12.124.217FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-02.messagingengine.com
A202.12.124.218FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-03.messagingengine.com
A202.12.124.219FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRstl-mx-04.messagingengine.com
TXTgoogle-site-verification=DeaeoDM1op5XmDjnetAA9nGIdcTwoV2gTZWC6N5fPMs
TXTgoogle-site-verification=fH_XTs3CGQYINhZy6ezuUnNK2u2ekqLj6fdtx8OibQU
TXTv=spf1 include:okfn.org include:amazonses.com ~all
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4 hints104.21.87.118, 172.67.143.9
IPv6 hints2606:4700:3031::6815:5776, 2606:4700:3037::ac43:8f09
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOAcarl.ns.cloudflare.comdns@cloudflare.com serial=2402584609

org

DNSSECπŸ”’ Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778310903
rank #285043 globally
rank #20387 in the tld

Subdomains

Same first word

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NScarl.ns.cloudflare.comdana.ns.cloudflare.comns10.dnsmadeeasy.comns11.dnsmadeeasy.comns12.dnsmadeeasy.comns13.dnsmadeeasy.comns14.dnsmadeeasy.comns15.dnsmadeeasy.comMXin1-smtp.messagingengine.comin2-smtp.messagingengine.comA104.21.87.118172.67.143.92606:4700:3031::6815:57762606:4700:3037::ac43:8f09134.213.133.94157.97.111.70178.79.130.212
●NScarl.ns.cloudflare.com2026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34
●NSdana.ns.cloudflare.com2026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34
β—‹NSns10.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
β—‹NSns11.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
β—‹NSns12.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
β—‹NSns13.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
β—‹NSns14.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
β—‹NSns15.dnsmadeeasy.com2015-07-21 β†’ 2017-05-21 Β· 4 obs
● 2015-07-21 16:42:22
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
●MXin1-smtp.messagingengine.com2015-07-21 β†’ 2026-05-09 Β· 2 obs
● 2015-07-21 16:42:22
● 2026-05-09 07:27:34
●MXin2-smtp.messagingengine.com2015-07-21 β†’ 2026-05-09 Β· 2 obs
● 2015-07-21 16:42:22
● 2026-05-09 07:27:34
●A104.21.87.1182026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34
β—‹A134.213.133.942016-01-27 β†’ 2016-04-21 Β· 5 obs
β—‹ 2015-11-20 04:25:58
● 2016-01-27 23:27:34
● 2016-04-21 03:25:36
β—‹ 2016-09-06 11:43:52
β—‹ 2026-05-09 07:27:34
β—‹A157.97.111.702016-09-06 β†’ 2017-05-21 Β· 5 obs
β—‹ 2016-04-21 03:25:36
● 2016-09-06 11:43:52
● 2017-05-21 18:33:32
β—‹ 2026-03-04 20:56:08
β—‹ 2026-05-09 07:27:34
●A172.67.143.92026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34
β—‹A178.79.130.2122015-07-21 β†’ 2015-11-20 Β· 4 obs
● 2015-07-21 16:42:22
● 2015-11-20 04:25:58
β—‹ 2016-01-27 23:27:34
β—‹ 2026-05-09 07:27:34
●A2606:4700:3031::6815:57762026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34
●A2606:4700:3037::ac43:8f092026-03-04 β†’ 2026-05-09 Β· 3 obs
β—‹ 2017-05-21 18:33:32
● 2026-03-04 20:56:08
● 2026-05-09 07:27:34

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org-
schoolofdata.orgcarl.ns.cloudflare.com, dana.ns.cloudflare.com-

βœ… Authoritative Response

Server:108.162.192.105

NS records: carl.ns.cloudflare.com, dana.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolofdata.org (unsigned zone)

⏱️ Timing

Total: 728ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2172.67.143.9, 104.21.87.118
AAAA22606:4700:3031::6815:5776, 2606:4700:3037::ac43:8f09
NS2carl.ns.cloudflare.com, dana.ns.cloudflare.com
MX2in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)
TXT3google-site-verification=DeaeoDM1op5XmDj, google-site-verification=fH_XTs3CGQYINhZ...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1carl.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

2014.schoolofdata.org has schoolofdata.org as its parent.

IP Addresses

schoolofdata.org maps to four IP numbers: 2606:4700:3031::6815:5776, 2606:4700:3037::ac43:8f09, 104.21.87.118 and 172.67.143.9.

Other host names, for instance eco-pestoff.com, mail.quicktradeorders.com, www.otooku.com, g.prostitutkikrasnodara1.net and tianyi3d.com share IP numbers with schoolofdata.org.

Name Servers

Two name servers carl.ns.cloudflare.com and dana.ns.cloudflare.com are delegated to schoolofdata.org.

schoolofdata.org uses the same name server configuration as other domains, such as docnetwork.org, halkidikipost.gr, ogstaging.us, delphi.us and soulquestrpg.com.

schoolofdata.org at least partially shares name servers with other domains such as otiohuli.com.br, jyjsjcn.net, venumsoft.com, jotex.jo and jb8888888888.com.

These name servers are commonly used alongside dave.ns.cloudflare.com, adi.ns.cloudflare.com and jose.ns.cloudflare.com.

Host names with six IP numbers: Host name carl.ns.cloudflare.com points to 2606:4700:58::adf5:3b6a, 2803:f800:50::6ca2:c16a, 2a06:98c1:50::ac40:216a, 108.162.193.106, 172.64.33.106 and 173.245.59.106; host name dana.ns.cloudflare.com points to 2606:4700:50::adf5:3a69, 2803:f800:50::6ca2:c069, 2a06:98c1:50::ac40:2069, 108.162.192.105, 172.64.32.105 and 173.245.58.105.

Mail Servers

Two mail servers handle schoolofdata.org: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

schoolofdata.org shares the same mail server setup as other domains, including maliag.com, ns2.icgroup.com, prairial.net, sarahmdavison.com and techitron.com.

schoolofdata.org shares some mail servers with other domains, for instance cowboyszone.com, zlido.com and master-inspector.com.

Host names with eight IP numbers:

in1-smtp.messagingengine.com points to: 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

in2-smtp.messagingengine.com points to: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.