mail.rdschool.com - robtex.com

mail.rdschool.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns1.afternic.com ⭐ ⚠️ Not in parent delegation
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
NSns2.afternic.com ⚠️ Not in parent delegation
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
TXTv=spf1 -all
SOAns1.afternic.comdns@jomax.net serial=1

rdschool.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
NSns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

Same first word

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DNS History

23 records (4 active, 19 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comMX.A13.248.169.4876.223.54.146173.194.206.121173.194.72.1212404:6800:4003:c01::792404:6800:4008:c01::792607:f8b0:400d:c08::792607:f8b0:400e:c02::792607:f8b0:400e:c04::792800:3f0:4003:c00::792a00:1450:400b:c02::792a00:1450:400c:c06::792a00:1450:400c:c09::7964.233.186.12166.102.1.12174.125.130.12174.125.24.12174.125.28.12174.125.71.121CNAMEghs.googlehosted.com
●NSns1.afternic.com2026-04-26 → 2026-04-26 · 1 obs
● 2026-04-26 16:20:38
●NSns2.afternic.com2026-04-26 → 2026-04-26 · 1 obs
● 2026-04-26 16:20:38
○MX.2026-04-26 → 2026-04-26 · 1 obs
○ 2026-04-26 16:20:38
●A13.248.169.482026-04-26 → 2026-04-26 · 2 obs
○ 2016-04-02 20:20:40
● 2026-04-26 16:20:38
○A173.194.206.1212015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A173.194.72.1212015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2404:6800:4003:c01::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2404:6800:4008:c01::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2607:f8b0:400d:c08::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2607:f8b0:400e:c02::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2607:f8b0:400e:c04::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2800:3f0:4003:c00::792015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A2a00:1450:400b:c02::792015-06-17 → 2015-10-28 · 4 obs
● 2015-06-17 06:57:46
● 2015-10-28 02:35:22
○ 2016-01-14 18:33:36
○ 2026-04-26 16:20:38
○A2a00:1450:400c:c06::792016-04-02 → 2016-04-02 · 3 obs
○ 2016-01-14 18:33:36
● 2016-04-02 20:20:40
○ 2026-04-26 16:20:38
○A2a00:1450:400c:c09::792016-01-14 → 2016-01-14 · 4 obs
○ 2015-10-28 02:35:22
● 2016-01-14 18:33:36
○ 2016-04-02 20:20:40
○ 2026-04-26 16:20:38
○A64.233.186.1212015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A66.102.1.1212016-04-02 → 2016-04-02 · 3 obs
○ 2016-01-14 18:33:36
● 2016-04-02 20:20:40
○ 2026-04-26 16:20:38
○A74.125.130.1212015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A74.125.24.1212015-06-17 → 2015-10-28 · 4 obs
● 2015-06-17 06:57:46
● 2015-10-28 02:35:22
○ 2016-01-14 18:33:36
○ 2026-04-26 16:20:38
○A74.125.28.1212015-06-17 → 2015-06-17 · 2 obs
● 2015-06-17 06:57:46
○ 2026-04-26 16:20:38
○A74.125.71.1212016-01-14 → 2016-01-14 · 4 obs
○ 2015-10-28 02:35:22
● 2016-01-14 18:33:36
○ 2016-04-02 20:20:40
○ 2026-04-26 16:20:38
●A76.223.54.1462026-04-26 → 2026-04-26 · 2 obs
○ 2016-04-02 20:20:40
● 2026-04-26 16:20:38
○CNAMEghs.googlehosted.com2015-06-17 → 2016-04-02 · 3 obs
● 2015-06-17 06:57:46
● 2016-04-02 20:20:40
○ 2026-04-26 16:20:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
rdschool.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rdschool.com (unsigned zone)

⏱️ Timing

Total: 79ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns2.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

The entity mail.rdschool.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

For instance, other host names equatel.com, bartelphotography.com, inlandnutrition.com, putramandiri.com and odjf.com share IP numbers with mail.rdschool.com.

Name Servers

mail.rdschool.com is delegated to two name servers: ns1.afternic.com and ns2.afternic.com.

mail.rdschool.com uses the same name server setup as other domains such as testing.bomb.me, www.engmax.com, xedion.com, planets.biz and kangenwater.us.

mail.rdschool.com shares name servers with other domains at least partially, for example eastchesterhomes.com, obdparts.com, genesismaster.com, demi-sec.com and cimtia.com.

These name servers are commonly used with verification-ryl9l7cn2xbgckdbkcguz6.ns101.verify.hn, verification-ujb4jjgtvffjoxggscywxm.ns101.verify.hn and verification-m3erh32ujyoastvophjvuz.ns101.verify.hn.

Host names with two IP numbers:

ns1.afternic.com points to 2603:5:2126::45 and 97.74.98.69; ns2.afternic.com points to 2603:5:2226::45 and 173.201.66.69.