b-class.com - dns.ninja

b-class.com

DNSSEC⚠️ Not signed
A3.97.124.222🇨🇦 Amazon3.96.0.0/15 EC2 YUL prefix
PTRec2-3-97-124-222.ca-central-1.compute.amazonaws.com
A16.54.120.155🇺🇸 Amazon16.54.0.0/15 EC2 YUL prefix
NSamsterdam.power-dns.com ⭐
NSns1.power-dns.com
A13.58.50.225🇺🇸 Amazon13.58.0.0/15 EC2 CMH prefix
PTRec2-13-58-50-225.us-east-2.compute.amazonaws.com
NSns2.power-dns.com
A188.166.142.159🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean
NSns3.power-dns.com
A139.59.220.175🇸🇬 DIGITALOCEAN139.59.220.0/22 DigitalOcean
MXmx1.ewebdevelopment.com ⭐
A159.203.54.48🇨🇦 DIGITALOCEAN159.203.52.0/22 DigitalOcean
MXmx2.ewebdevelopment.com(5)
A188.166.142.73🇳🇱 DIGITALOCEAN188.166.140.0/22 DigitalOcean
TXTv=spf1 include:u2069692.wl.sendgrid.net -all
TXT934c3bfaa10e7d053ed251a82e3f4a82d19da885
TXTafternic-verification-VKoxaZkQawZ8VVht35n43c
TXT91f786e2661531d62a5e4bf8dc941c30c7391ed6
SOAamsterdam.power-dns.comhostmaster@power-dns.com 2025-01-15 #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=1785528562

Same first word

b-class.com
b-class.org
b-class.ru
b-class.it

Similar names

css-lab.org
css-lab.netlify.app
cs-labs.com
ssc-lab.com
sc-labs.net
sc-labs.com
cs-labs.org
cs-labs.net

DNS History

37 records (8 active, 29 former)

20162017201820192020202120222023202420252026NSamsterdam.power-dns.comns1.power-dns.comns2.power-dns.comns3.power-dns.comip-172-26-1-146.us-east-2.compute.internalsingapore.power-dns.comMXmx1.ewebdevelopment.commx2.ewebdevelopment.commail.dovemail.comA16.54.120.1553.97.124.22215.157.161.15215.157.199.20815.222.165.25015.222.56.8515.223.254.25116.52.102.9416.52.119.9816.52.13.13516.52.177.13016.52.206.10016.54.144.9916.54.152.20716.54.19.7416.54.30.8616.54.9.11916.54.99.209174.36.107.130174.37.172.1623.97.177.2343.97.66.283.98.107.1133.98.228.1723.98.229.933.98.247.2273.98.62.1283.99.92.32
●NSamsterdam.power-dns.com2026-03-08 → 2026-07-31 · 11 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
○ 2026-03-09 02:10:48
● 2026-03-09 21:01:12
○ 2026-03-10 15:20:10
○ 2026-03-17 21:02:58
● 2026-03-19 10:40:12
○ 2026-03-29 23:12:24
● 2026-06-23 00:07:18
○ 2026-06-24 05:52:50
● 2026-07-31 20:25:42
○NSip-172-26-1-146.us-east-2.compute.internal2026-03-11 → 2026-06-24 · 13 obs
○ 2026-03-10 15:20:10
● 2026-03-11 11:39:34
● 2026-03-17 21:02:58
○ 2026-03-19 10:40:12
○ 2026-03-31 10:54:18
● 2026-04-05 06:26:10
○ 2026-04-09 11:01:12
● 2026-05-04 18:15:46
○ 2026-05-09 17:38:46
● 2026-06-18 11:57:48
○ 2026-06-22 23:28:42
● 2026-06-24 05:52:50
○ 2026-07-31 20:25:42
●NSns1.power-dns.com2015-06-15 → 2026-07-31 · 8 obs
● 2015-06-15 07:47:50
● 2015-12-15 00:38:04
○ 2015-12-25 07:11:40
● 2015-12-28 12:23:28
● 2016-03-22 16:10:32
○ 2016-07-23 22:54:46
● 2017-03-19 09:44:08
● 2026-07-31 20:25:42
●NSns2.power-dns.com2015-06-15 → 2026-07-31 · 8 obs
● 2015-06-15 07:47:50
○ 2015-09-28 18:24:04
○ 2015-12-15 00:38:04
● 2015-12-25 07:11:40
○ 2015-12-28 12:23:28
○ 2016-03-22 16:10:32
● 2016-07-23 22:54:46
● 2026-07-31 20:25:42
●NSns3.power-dns.com2026-03-08 → 2026-07-31 · 3 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
● 2026-07-31 20:25:42
○NSsingapore.power-dns.com2026-03-09 → 2026-06-22 · 16 obs
○ 2026-03-08 08:34:12
● 2026-03-09 02:10:48
○ 2026-03-09 21:01:12
● 2026-03-10 15:20:10
○ 2026-03-11 11:39:34
○ 2026-03-19 10:40:12
● 2026-03-29 23:12:24
● 2026-03-31 10:54:18
○ 2026-04-05 06:26:10
● 2026-04-09 11:01:12
○ 2026-05-04 18:15:46
● 2026-05-09 17:38:46
○ 2026-06-18 11:57:48
● 2026-06-22 23:28:42
○ 2026-06-23 00:07:18
○ 2026-07-31 20:25:42
○MXmail.dovemail.com2015-06-15 → 2017-03-19 · 4 obs
● 2015-06-15 07:47:50
● 2017-03-19 09:44:08
○ 2026-03-08 08:34:12
○ 2026-07-31 20:25:42
●MXmx1.ewebdevelopment.com2026-03-08 → 2026-07-31 · 3 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
● 2026-07-31 20:25:42
●MXmx2.ewebdevelopment.com2026-03-08 → 2026-07-31 · 3 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
● 2026-07-31 20:25:42
○A15.157.161.1522026-03-08 → 2026-03-11 · 5 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
● 2026-03-11 11:39:34
○ 2026-03-17 21:02:58
○ 2026-07-31 20:25:42
○A15.157.199.2082026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-19 10:40:12
● 2026-03-29 23:12:24
○ 2026-03-31 10:54:18
○ 2026-07-31 20:25:42
○A15.222.165.2502026-04-05 → 2026-04-09 · 5 obs
○ 2026-03-31 10:54:18
● 2026-04-05 06:26:10
● 2026-04-09 11:01:12
○ 2026-05-04 18:15:46
○ 2026-07-31 20:25:42
○A15.222.56.852026-04-05 → 2026-04-09 · 5 obs
○ 2026-03-31 10:54:18
● 2026-04-05 06:26:10
● 2026-04-09 11:01:12
○ 2026-05-04 18:15:46
○ 2026-07-31 20:25:42
○A15.223.254.2512026-03-08 → 2026-07-31 · 2 obs
○ 2026-03-08 08:34:12
○ 2026-07-31 20:25:42
○A16.52.102.942026-03-17 → 2026-03-19 · 5 obs
○ 2026-03-11 11:39:34
● 2026-03-17 21:02:58
● 2026-03-19 10:40:12
○ 2026-03-29 23:12:24
○ 2026-07-31 20:25:42
○A16.52.119.982026-03-08 → 2026-03-11 · 5 obs
○ 2017-03-19 09:44:08
● 2026-03-08 08:34:12
● 2026-03-11 11:39:34
○ 2026-03-17 21:02:58
○ 2026-07-31 20:25:42
○A16.52.13.1352026-06-21 → 2026-06-21 · 4 obs
○ 2026-06-18 11:57:48
● 2026-06-21 06:59:38
○ 2026-06-22 23:28:42
○ 2026-07-31 20:25:42
○A16.52.177.1302026-05-04 → 2026-05-04 · 4 obs
○ 2026-04-09 11:01:12
● 2026-05-04 18:15:46
○ 2026-05-09 17:38:46
○ 2026-07-31 20:25:42
○A16.52.206.1002026-03-17 → 2026-03-19 · 5 obs
○ 2026-03-11 11:39:34
● 2026-03-17 21:02:58
● 2026-03-19 10:40:12
○ 2026-03-29 23:12:24
○ 2026-07-31 20:25:42
●A16.54.120.1552026-07-31 → 2026-07-31 · 2 obs
○ 2026-06-27 20:33:50
● 2026-07-31 20:25:42
○A16.54.144.992026-06-22 → 2026-06-22 · 4 obs
○ 2026-06-21 06:59:38
● 2026-06-22 23:28:42
○ 2026-06-27 20:33:50
○ 2026-07-31 20:25:42
○A16.54.152.2072026-06-22 → 2026-06-22 · 4 obs
○ 2026-06-21 06:59:38
● 2026-06-22 23:28:42
○ 2026-06-27 20:33:50
○ 2026-07-31 20:25:42
○A16.54.19.742026-03-31 → 2026-03-31 · 4 obs
○ 2026-03-29 23:12:24
● 2026-03-31 10:54:18
○ 2026-04-05 06:26:10
○ 2026-07-31 20:25:42
○A16.54.30.862026-06-18 → 2026-06-18 · 4 obs
○ 2026-05-09 17:38:46
● 2026-06-18 11:57:48
○ 2026-06-21 06:59:38
○ 2026-07-31 20:25:42
○A16.54.9.1192026-03-31 → 2026-03-31 · 4 obs
○ 2026-03-29 23:12:24
● 2026-03-31 10:54:18
○ 2026-04-05 06:26:10
○ 2026-07-31 20:25:42
○A16.54.99.2092026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-04 18:15:46
● 2026-05-09 17:38:46
○ 2026-06-18 11:57:48
○ 2026-07-31 20:25:42
○A174.36.107.1302015-06-15 → 2016-03-22 · 6 obs
● 2015-06-15 07:47:50
● 2015-12-25 07:11:40
○ 2015-12-28 12:23:28
● 2016-03-22 16:10:32
○ 2016-07-23 22:54:46
○ 2026-07-31 20:25:42
○A174.37.172.1622015-06-15 → 2017-03-19 · 9 obs
● 2015-06-15 07:47:50
● 2015-09-28 18:24:04
○ 2015-12-25 07:11:40
● 2015-12-28 12:23:28
○ 2016-03-22 16:10:32
● 2016-07-23 22:54:46
● 2017-03-19 09:44:08
○ 2026-03-08 08:34:12
○ 2026-07-31 20:25:42
●A3.97.124.2222026-07-31 → 2026-07-31 · 2 obs
○ 2026-06-27 20:33:50
● 2026-07-31 20:25:42
○A3.97.177.2342026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-19 10:40:12
● 2026-03-29 23:12:24
○ 2026-03-31 10:54:18
○ 2026-07-31 20:25:42
○A3.97.66.282026-06-18 → 2026-06-18 · 4 obs
○ 2026-05-09 17:38:46
● 2026-06-18 11:57:48
○ 2026-06-21 06:59:38
○ 2026-07-31 20:25:42
○A3.98.107.1132026-06-21 → 2026-06-21 · 4 obs
○ 2026-06-18 11:57:48
● 2026-06-21 06:59:38
○ 2026-06-22 23:28:42
○ 2026-07-31 20:25:42
○A3.98.228.1722026-06-27 → 2026-06-27 · 3 obs
○ 2026-06-22 23:28:42
● 2026-06-27 20:33:50
○ 2026-07-31 20:25:42
○A3.98.229.932026-06-27 → 2026-06-27 · 3 obs
○ 2026-06-22 23:28:42
● 2026-06-27 20:33:50
○ 2026-07-31 20:25:42
○A3.98.247.2272026-05-04 → 2026-05-04 · 4 obs
○ 2026-04-09 11:01:12
● 2026-05-04 18:15:46
○ 2026-05-09 17:38:46
○ 2026-07-31 20:25:42
○A3.98.62.1282026-03-08 → 2026-07-31 · 2 obs
○ 2026-03-08 08:34:12
○ 2026-07-31 20:25:42
○A3.99.92.322026-05-09 → 2026-05-09 · 4 obs
○ 2026-05-04 18:15:46
● 2026-05-09 17:38:46
○ 2026-06-18 11:57:48
○ 2026-07-31 20:25:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...-
b-class.comns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com3 records

✅ Authoritative Response

Server:13.58.50.225

NS records: ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b-class.com (unsigned zone)

⏱️ Timing

Total: 569ms | Queries: -

📄 Records

TypeCountSample Data
A23.97.124.222, 16.54.120.155
NS3ns2.power-dns.com, ns1.power-dns.com...
MX2mx1.ewebdevelopment.com (pri: 1), mx2.ewebdevelopment.com (pri: 5)
TXT4afternic-verification-VKoxaZkQawZ8VVht35, v=spf1 include:u2069692.wl.sendgrid.net ...
SOA1ip-172-26-1-146.us-east-2.compute.intern

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.power-dns.com, ns2.power-dns.com, ns3.power-dns.com)

Analysis

IP Addresses

b-class.com has two IP addresses: 3.97.124.222 and 16.54.120.155

Two other host names, along with aricus.com, vingoo.com and colleo.com, also share IP numbers with b-class.com.

Name Servers

The NS records for b-class.com point to four name servers: amsterdam.power-dns.com, ns1.power-dns.com, ns2.power-dns.com and ns3.power-dns.com.

There is at least partial name server overlap between b-class.com and other domains — cordino.com, khuth.com, voice-out.com and two more among them.

These name servers frequently co-occur with the name servers ip-172-26-1-146.us-east-2.compute.internal and singapore.power-dns.com.

The hostnames ns1.power-dns.com, ns2.power-dns.com and ns3.power-dns.com each resolve to a single IP: ns1.power-dns.com → 13.58.50.225, ns2.power-dns.com → 188.166.142.159, ns3.power-dns.com → 139.59.220.175.

Mail Servers

b-class.com is served by two mail servers, mx1.ewebdevelopment.com and mx2.ewebdevelopment.com.

Among the domains sharing a mail server setup with b-class.com are parniki.com, sachome.com, 360worldwide.com and two others.

mx1.ewebdevelopment.com → 159.203.54.48 and mx2.ewebdevelopment.com → 188.166.142.73: one IP number per host name.