school121.com - robtex.com

school121.com

DNSSEC⚠️ Not signed
A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A2600:1f18:4ae:c606:78d4:4260:db4e:aeee🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A13.223.25.84🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
A54.243.117.197🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix
NSns1.namebrightdns.com ⭐
A2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:7107:667d:570b:171e🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:36f4:3cd1:55dc:15🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.208.27.76🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-208-27-76.compute-1.amazonaws.com
A13.222.185.86🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-222-185-86.compute-1.amazonaws.com
NSnsg1.namebrightdns.com
A2600:1f18:683a:ae1a:29f5:9f2d:323d:944b🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:6050:8493:87b1:d4a9🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:3180:570e:1a09:8e12🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:5775:a328:2f59:17b7🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A18.232.132.132🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix
PTRec2-18-232-132-132.compute-1.amazonaws.com
A34.207.55.42🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-207-55-42.compute-1.amazonaws.com
A34.207.131.235🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-207-131-235.compute-1.amazonaws.com
A54.87.7.90🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix
PTRec2-54-87-7-90.compute-1.amazonaws.com
NSnsg2.namebrightdns.com
A2600:1f18:683a:ae1a:8ce4:b69a:5395:a667🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:f1dc:f785:ea95:934🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:c46e:c671:5339:dce0🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A18.212.87.210🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-212-87-210.compute-1.amazonaws.com
A54.91.71.34🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix
PTRec2-54-91-71-34.compute-1.amazonaws.com
A98.84.156.86🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
PTRec2-98-84-156-86.compute-1.amazonaws.com
TXTv=spf1 -all
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
SOAns1.namebrightdns.comdns@namebright.com 2026-03-21 #1

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=1771291435

Same first word

school121.ru
school121.com

DNS History

20 records (7 active, 13 former)

20162017201820192020202120222023202420252026NSns1.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comns1.abalda.comns2.abalda.comns57.domaincontrol.comns58.domaincontrol.comMXmailstore1.secureserver.netschool121.comsmtp.secureserver.netA13.223.25.842600:1f18:4ae:c605:dd5d:b838:5816:d7fb2600:1f18:4ae:c606:78d4:4260:db4e:aeee54.243.117.197103.16.143.215173.209.53.1022600:1f18:4ae:c605:f094:2a0a:4985:526e2600:1f18:4ae:c606:def:b9d9:eb9e:776652.201.53.16698.82.42.139
○NSns1.abalda.com2015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 05:47:08
○ 2016-03-15 01:37:58
○ 2026-03-21 08:25:48
●NSns1.namebrightdns.com2026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○NSns2.abalda.com2015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 05:47:08
○ 2016-03-15 01:37:58
○ 2026-03-21 08:25:48
○NSns57.domaincontrol.com2017-02-19 → 2017-02-19 · 4 obs
○ 2016-03-15 01:37:58
● 2017-02-19 02:47:46
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
○NSns58.domaincontrol.com2017-02-19 → 2017-02-19 · 4 obs
○ 2016-03-15 01:37:58
● 2017-02-19 02:47:46
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
●NSnsg1.namebrightdns.com2026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
●NSnsg2.namebrightdns.com2026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○MXmailstore1.secureserver.net2017-02-19 → 2017-02-19 · 4 obs
○ 2016-03-15 01:37:58
● 2017-02-19 02:47:46
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
○MXschool121.com2015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 05:47:08
○ 2016-03-15 01:37:58
○ 2026-03-21 08:25:48
○MXsmtp.secureserver.net2017-02-19 → 2017-02-19 · 4 obs
○ 2016-03-15 01:37:58
● 2017-02-19 02:47:46
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
○A103.16.143.2152017-02-19 → 2017-02-19 · 4 obs
○ 2016-03-15 01:37:58
● 2017-02-19 02:47:46
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
●A13.223.25.842026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○A173.209.53.1022015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 05:47:08
○ 2016-03-15 01:37:58
○ 2026-03-21 08:25:48
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○A2600:1f18:4ae:c605:f094:2a0a:4985:526e2026-03-21 → 2026-03-21 · 2 obs
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-03-21 → 2026-03-21 · 2 obs
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
○A52.201.53.1662026-03-21 → 2026-03-21 · 2 obs
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48
●A54.243.117.1972026-03-21 → 2026-03-21 · 3 obs
○ 2017-02-19 02:47:46
● 2026-03-21 08:25:46
● 2026-03-21 08:25:48
○A98.82.42.1392026-03-21 → 2026-03-21 · 2 obs
○ 2026-03-21 08:25:46
○ 2026-03-21 08:25:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
school121.comnsg1.namebrightdns.com, nsg2.namebrightdns.com18 records

✅ Authoritative Response

Server: 3.81.109.24

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for school121.com (unsigned zone)

⏱️ Timing

Total: 263ms | Queries: -

📄 Records

TypeCountSample Data
A254.243.117.197, 13.223.25.84
AAAA22600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee
NS2nsg1.namebrightdns.com, nsg2.namebrightdns.com
TXT2afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

school121.com maps to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance ankaraprotezsac.com, electriccitycars.com, startget.com, boxdock.com and ultrasoundtraveler.com.whoisbucket.com share IP numbers with school121.com.

Name Servers

school121.com is delegated to name servers ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

school121.com at least partially shares name servers with other domains such as armedforcescredit.com, bulletin.lunabaer.trykker.com, boomelectronics.com, aqale.com and bgl365.com.

These name servers are commonly used alongside ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with nine IP numbers: nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:29f5:9f2d:323d:944b, 2600:1f18:683a:ae1a:6050:8493:87b1:d4a9, 2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7, 2600:1f18:683a:ae1b:3180:570e:1a09:8e12, 2600:1f18:683a:ae1b:5775:a328:2f59:17b7, 18.232.132.132, 34.207.55.42, 34.207.131.235 and 54.87.7.90.

Host names with six IP numbers: nsg2.namebrightdns.com points to 2600:1f18:683a:ae1a:8ce4:b69a:5395:a667, 2600:1f18:683a:ae1a:f1dc:f785:ea95:934, 2600:1f18:683a:ae1b:c46e:c671:5339:dce0, 18.212.87.210, 54.91.71.34 and 98.84.156.86.

Host names with five IP numbers: ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0, 2600:1f18:683a:ae1a:7107:667d:570b:171e, 2600:1f18:683a:ae1b:36f4:3cd1:55dc:15, 3.208.27.76 and 13.222.185.86.