delta.school - robtex.com

delta.school

DNSSEC⚠️ Not signed
A13.33.109.24🇺🇸 Amazon13.33.109.0/24 - Cloudfront
PTRserver-13-33-109-24.bos50.r.cloudfront.net
A13.33.109.44🇺🇸 Amazon13.33.109.0/24 - Cloudfront
A13.33.109.55🇺🇸 Amazon13.33.109.0/24 - Cloudfront
A13.33.109.119🇺🇸 Amazon13.33.109.0/24 - Cloudfront
NSns-1903.awsdns-45.co.uk ⭐
A2600:9000:5307:6f00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront
PTRns-1903.awsdns-45.co.uk
A205.251.199.111🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1903.awsdns-45.co.uk
NSns-117.awsdns-14.com
A2600:9000:5300:7500::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-117.awsdns-14.com
A205.251.192.117🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-117.awsdns-14.com
NSns-1407.awsdns-47.org
A2600:9000:5305:7f00::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1407.awsdns-47.org
A205.251.197.127🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1407.awsdns-47.org
NSns-932.awsdns-52.net
A2600:9000:5303:a400::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-932.awsdns-52.net
A205.251.195.164🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-932.awsdns-52.net
MXdelta-school.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::c🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::5🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am1pr04cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::9🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A52.101.68.25🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.6🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am6pr04cu00306.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.16🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
TXTgoogle-site-verification=CQyunRapQVTs8tNJMp0V0fiDV7fTY7bTxJ_cYZVj_Ug
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns-1903.awsdns-45.co.ukawsdns-hostmaster@amazon.com serial=1

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=1778331282
🔒 HSTS Preload (+subdomains)

Subdomains

api.delta.school

Same first word

delta.financial
delta.solar
delta.international
delta.guru
delta.fr
delta.careers
delta.center
delta.nov.ru
delta.finance
delta.co.at
delta.is
delta.com.pl
delta.voyage
delta.tx.us
delta.vg
delta.nl
delta.email
delta.in.ua
delta.ai
delta.co
delta.coop
delta.be
delta.net.pk
delta.rocks
delta.net.pl
delta.systems
delta.properties
delta.gg
delta.kg
delta.iq
delta.dn.ua
delta.com.jo
delta.cl
delta.events
delta.elblag.pl
delta.cruises
delta.training
delta.idv.tw
delta.money
delta.school
delta.gov.ge
delta.co.il
delta.mx
delta.blue
delta.tj
delta.es
delta.ba
delta.et
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delta.lv
delta.college
delta.org
delta.cm
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delta.kz
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delta.ee
delta.rs
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delta.institute
delta.network
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delta.vn
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delta.info
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delta.spb.ru
delta.edu
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delta.solutions
delta.cn
delta.com.ar
delta.media
delta.agency
delta.krakow.pl
delta.games
delta.com.uy
delta.group
delta.med.sa
delta.amsterdam
delta.team
delta.co.za
delta.lg.ua
delta.se
delta.co.th
delta.no
delta.io
delta.torun.pl
delta.bg
delta.services
delta.by
delta.me

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eldat.cz
datel.ru
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eldat.info
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datel.ee
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edalt.com
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dealt.co
detal.expert
atdel.co.jp

DNS History

21 records (9 active, 12 former)

NSns-117.awsdns-14.comns-1407.awsdns-47.orgns-1903.awsdns-45.co.ukns-932.awsdns-52.netMXdelta-school.mail.protection.outlook.comA13.33.109.11913.33.109.2413.33.109.4413.33.109.55108.158.137.105108.158.137.113108.158.137.127108.158.137.918.245.187.10518.245.187.7118.245.187.7518.245.187.943.163.63.1253.163.63.23.163.63.353.163.63.48
●NSns-117.awsdns-14.com2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-07 19:58:12
● 2026-05-09 13:12:36
●NSns-1407.awsdns-47.org2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-07 19:58:12
● 2026-05-09 13:12:36
●NSns-1903.awsdns-45.co.uk2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-07 19:58:12
● 2026-05-09 13:12:36
●NSns-932.awsdns-52.net2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-07 19:58:12
● 2026-05-09 13:12:36
●MXdelta-school.mail.protection.outlook.com2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-07 19:58:12
● 2026-05-09 13:12:36
○A108.158.137.1052026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-09 11:17:16
● 2026-05-09 12:06:06
○ 2026-05-09 13:12:32
○ 2026-05-09 13:12:36
○A108.158.137.1132026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-09 11:17:16
● 2026-05-09 12:06:06
○ 2026-05-09 13:12:32
○ 2026-05-09 13:12:36
○A108.158.137.1272026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-09 11:17:16
● 2026-05-09 12:06:06
○ 2026-05-09 13:12:32
○ 2026-05-09 13:12:36
○A108.158.137.92026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-09 11:17:16
● 2026-05-09 12:06:06
○ 2026-05-09 13:12:32
○ 2026-05-09 13:12:36
●A13.33.109.1192026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-09 12:06:06
● 2026-05-09 13:12:32
● 2026-05-09 13:12:36
●A13.33.109.242026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-09 12:06:06
● 2026-05-09 13:12:32
● 2026-05-09 13:12:36
●A13.33.109.442026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-09 12:06:06
● 2026-05-09 13:12:32
● 2026-05-09 13:12:36
●A13.33.109.552026-05-09 → 2026-05-09 · 3 obs
○ 2026-05-09 12:06:06
● 2026-05-09 13:12:32
● 2026-05-09 13:12:36
○A18.245.187.1052026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:58:12
● 2026-05-08 15:09:12
● 2026-05-09 10:26:54
○ 2026-05-09 11:17:16
○ 2026-05-09 13:12:36
○A18.245.187.712026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:58:12
● 2026-05-08 15:09:12
● 2026-05-09 10:26:54
○ 2026-05-09 11:17:16
○ 2026-05-09 13:12:36
○A18.245.187.752026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:58:12
● 2026-05-08 15:09:12
● 2026-05-09 10:26:54
○ 2026-05-09 11:17:16
○ 2026-05-09 13:12:36
○A18.245.187.942026-05-08 → 2026-05-09 · 5 obs
○ 2026-05-07 19:58:12
● 2026-05-08 15:09:12
● 2026-05-09 10:26:54
○ 2026-05-09 11:17:16
○ 2026-05-09 13:12:36
○A3.163.63.1252026-05-07 → 2026-05-09 · 6 obs
● 2026-05-07 19:58:12
○ 2026-05-08 15:09:12
○ 2026-05-09 10:26:54
● 2026-05-09 11:17:16
○ 2026-05-09 12:06:06
○ 2026-05-09 13:12:36
○A3.163.63.22026-05-07 → 2026-05-09 · 6 obs
● 2026-05-07 19:58:12
○ 2026-05-08 15:09:12
○ 2026-05-09 10:26:54
● 2026-05-09 11:17:16
○ 2026-05-09 12:06:06
○ 2026-05-09 13:12:36
○A3.163.63.352026-05-07 → 2026-05-09 · 6 obs
● 2026-05-07 19:58:12
○ 2026-05-08 15:09:12
○ 2026-05-09 10:26:54
● 2026-05-09 11:17:16
○ 2026-05-09 12:06:06
○ 2026-05-09 13:12:36
○A3.163.63.482026-05-07 → 2026-05-09 · 6 obs
● 2026-05-07 19:58:12
○ 2026-05-08 15:09:12
○ 2026-05-09 10:26:54
● 2026-05-09 11:17:16
○ 2026-05-09 12:06:06
○ 2026-05-09 13:12:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
schoolv2n1.nic.school, v0n0.nic.school, v0n3.nic.school, v0n1.nic.school...12 records
delta.schoolns-117.awsdns-14.com, ns-1407.awsdns-47.org, ns-932.awsdns-52.net, ns-1903.awsdns-45.co.uk-

✅ Authoritative Response

Server:205.251.197.127

NS records: ns-117.awsdns-14.com, ns-1407.awsdns-47.org, ns-932.awsdns-52.net, ns-1903.awsdns-45.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for delta.school (unsigned zone)

⏱️ Timing

Total: 894ms | Queries: -

📄 Records

TypeCountSample Data
A413.33.109.24, 13.33.109.44...
NS4ns-117.awsdns-14.com, ns-1407.awsdns-47.org...
MX1delta-school.mail.protection.outlook.com
TXT2google-site-verification=CQyunRapQVTs8tN, v=spf1 include:spf.protection.outlook.co
SOA1ns-1903.awsdns-45.co.uk awsdns-hostmaste

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of api.delta.school is delta.school.

IP Addresses

delta.school maps to four IP numbers: 13.33.109.24, 13.33.109.44, 13.33.109.55 and 13.33.109.119.

Other host names, for instance www.keukenmachineshop.be, 27poderesmentales.club.hotmart.com, surveymonkey.fi, static.renoon.com and cdn.pushnami.com share IP numbers with delta.school.

Name Servers

delta.school's delegation is handled by four name servers: ns-117.awsdns-14.com, ns-932.awsdns-52.net, ns-1407.awsdns-47.org and ns-1903.awsdns-45.co.uk.

delta.school partially shares name servers with other domains; examples include asharq.com, grail.bz, violettacosmeticos.com.ar, cyberitas.site and meetoldlover.com.

Host names with two IPs:

ns-117.awsdns-14.com points to 2600:9000:5300:7500::1 and 205.251.192.117

ns-932.awsdns-52.net points to 2600:9000:5303:a400::1 and 205.251.195.164

ns-1407.awsdns-47.org points to 2600:9000:5305:7f00::1 and 205.251.197.127

ns-1903.awsdns-45.co.uk points to 2600:9000:5307:6f00::1 and 205.251.199.111

Mail Servers

delta.school is handled by a single mail server, delta-school.mail.protection.outlook.com.

Hostname delta-school.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::9, 52.101.68.25, 52.101.73.6, 52.101.73.8 and 52.101.73.16.