web4school.com - robtex.com

web4school.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:aa86:dc69:2f3:5dbe🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.80.253.16🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-80-253-16.compute-1.amazonaws.com
A52.91.47.137🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix
PTRec2-52-91-47-137.compute-1.amazonaws.com
A54.92.199.119🇺🇸 Amazon54.92.128.0/17 EC2 IAD prefix
PTRec2-54-92-199-119.compute-1.amazonaws.com
NSnsg1.namebrightdns.com
A2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:9806:d504:f0e4:26c🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.89.209.21🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-89-209-21.compute-1.amazonaws.com
A44.220.149.224🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-220-149-224.compute-1.amazonaws.com
A54.90.222.89🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix
PTRec2-54-90-222-89.compute-1.amazonaws.com
A98.81.135.11🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix
PTRec2-98-81-135-11.compute-1.amazonaws.com
NSnsg2.namebrightdns.com
A2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1a:e842:8110:107c:b494🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix
A3.85.217.230🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix
PTRec2-3-85-217-230.compute-1.amazonaws.com
A13.221.125.168🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-221-125-168.compute-1.amazonaws.com
A18.209.34.29🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix
PTRec2-18-209-34-29.compute-1.amazonaws.com
A98.93.89.251🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix
PTRec2-98-93-89-251.compute-1.amazonaws.com
TXTafternic-verification-G9G3tM8T8EwEizzPzjGJWF
TXTv=spf1 -all
SOAns1.namebrightdns.comdns@namebright.com 2026-03-25 #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=1774467772

Same first word

web4school.ch
web4school.com

DNS History

16 records (7 active, 9 former)

200920112013201520172019202120232025NSns1.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.combuy.internettraffic.comns.buydomains.comsell.internettraffic.comthis-domain-for-sale.comMXdev.nullmail.b-io.coA13.223.25.842600:1f18:4ae:c605:dd5d:b838:5816:d7fb2600:1f18:4ae:c606:78d4:4260:db4e:aeee54.243.117.197208.254.26.132208.91.197.13269.172.201.208
○NSbuy.internettraffic.com2015-08-21 → 2016-03-31 · 5 obs
○ 2008-03-19 15:15:04
● 2015-08-21 01:31:42
● 2016-03-31 02:12:38
○ 2026-02-16 21:22:16
○ 2026-03-25 19:57:04
○NSns.buydomains.com2008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 15:15:04
○ 2015-08-21 01:31:42
○ 2026-03-25 19:57:04
●NSns1.namebrightdns.com2026-02-16 → 2026-03-25 · 3 obs
○ 2016-03-31 02:12:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
●NSnsg1.namebrightdns.com2026-02-16 → 2026-03-25 · 3 obs
○ 2016-03-31 02:12:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
●NSnsg2.namebrightdns.com2026-02-16 → 2026-03-25 · 3 obs
○ 2016-03-31 02:12:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
○NSsell.internettraffic.com2015-08-21 → 2016-03-31 · 5 obs
○ 2008-03-19 15:15:04
● 2015-08-21 01:31:42
● 2016-03-31 02:12:38
○ 2026-02-16 21:22:16
○ 2026-03-25 19:57:04
○NSthis-domain-for-sale.com2008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 15:15:04
○ 2015-08-21 01:31:42
○ 2026-03-25 19:57:04
○MXdev.null2008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 15:15:04
○ 2015-08-21 01:31:42
○ 2026-03-25 19:57:04
○MXmail.b-io.co2016-09-21 → 2026-02-16 · 5 obs
○ 2015-08-21 01:31:42
● 2016-09-21 05:50:22
● 2026-02-16 21:22:16
○ 2026-02-20 19:36:58
○ 2026-03-25 19:57:04
●A13.223.25.842026-02-16 → 2026-03-25 · 3 obs
○ 2017-05-20 03:10:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
○A208.254.26.1322008-03-19 → 2008-03-19 · 3 obs
● 2008-03-19 15:15:04
○ 2015-08-21 01:31:42
○ 2026-03-25 19:57:04
○A208.91.197.1322016-09-21 → 2017-05-20 · 5 obs
○ 2016-03-31 02:12:38
● 2016-09-21 05:50:22
● 2017-05-20 03:10:38
○ 2026-02-16 21:22:16
○ 2026-03-25 19:57:04
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-16 → 2026-03-25 · 3 obs
○ 2017-05-20 03:10:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-16 → 2026-03-25 · 3 obs
○ 2017-05-20 03:10:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
●A54.243.117.1972026-02-16 → 2026-03-25 · 3 obs
○ 2017-05-20 03:10:38
● 2026-02-16 21:22:16
● 2026-03-25 19:57:04
○A69.172.201.2082015-08-21 → 2016-03-31 · 5 obs
○ 2008-03-19 15:15:04
● 2015-08-21 01:31:42
● 2016-03-31 02:12:38
○ 2016-09-21 05:50:22
○ 2026-03-25 19:57:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
web4school.comnsg1.namebrightdns.com, nsg2.namebrightdns.com16 records

✅ Authoritative Response

Server:13.221.125.168

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for web4school.com (unsigned zone)

⏱️ Timing

Total: 148ms | Queries: -

📄 Records

TypeCountSample Data
A213.223.25.84, 54.243.117.197
AAAA22600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee
NS2nsg2.namebrightdns.com, nsg1.namebrightdns.com
TXT2v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj
SOA1ns1.namebrightdns.com dns.namebright.com

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

web4school.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 include zeus.tri-ocean.com, 50-57-72-6.static.cloud-ips.com, cashbrothers.com, ns2.diwave.com and brzen.com; they share IP numbers with web4school.com.

Name Servers

web4school.com is delegated to three name servers ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

web4school.com at least partially shares name servers with other domains, for instance scffl.com, kravica.com, ns2.orchid.itslot.com, vywu.tractiontime.com and weproducesound.com.

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

Nine IP numbers per host name: nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b, 2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61, 3.89.209.21, 44.220.149.224, 54.90.222.89 and 98.81.135.11.

Seven IP numbers per host name: nsg2.namebrightdns.com points to 2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758, 2600:1f18:683a:ae1a:e842:8110:107c:b494, 2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e, 3.85.217.230, 13.221.125.168, 18.209.34.29 and 98.93.89.251.

Five IP numbers per host name: ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe, 2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27, 3.80.253.16, 52.91.47.137 and 54.92.199.119.