masteringmath.com - dns.ninja

masteringmath.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 ⭐
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
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

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=1782659955
WOT: SAFE (71/100)

Subdomains

redbusprimarydns.masteringmath.com
www.masteringmath.com
redbussecondarydns.masteringmath.com

Same first word

masteringmath.org
masteringmath.com

Similar names

instagramthem.com

DNS History

29 records (4 active, 25 former)

2008201020122014201620182020202220242026NSns1.afternic.comns2.afternic.combuy.internettraffic.comdns1.name-services.comdns101.registrar-servers.comdns102.registrar-servers.comdns2.name-services.comdns3.name-services.comdns4.name-services.comdns5.name-services.comns.buydomains.comns1.uniregistrymarket.linkns1.wrtc.comns2.uniregistrymarket.linkns2.wrtc.comsell.internettraffic.comMX.masteringmath.com.westriv.mail1.psmtp.commasteringmath.com.westriv.mail2.psmtp.commx.plingest.comviper.wrtc.comA13.248.169.4876.223.54.146141.8.225.124172.234.24.211172.239.57.117209.200.154.5150.63.202.10469.172.201.153
○NSbuy.internettraffic.com2016-04-20 → 2016-04-20 · 4 obs
○ 2015-12-23 23:05:50
● 2016-04-20 21:45:12
○ 2016-11-26 14:18:52
○ 2026-06-28 15:32:06
○NSdns1.name-services.com2018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○NSdns101.registrar-servers.com2026-02-17 → 2026-03-20 · 5 obs
○ 2026-02-16 16:58:22
● 2026-02-17 01:17:52
● 2026-03-20 12:14:10
○ 2026-03-24 05:45:58
○ 2026-06-28 15:32:06
○NSdns102.registrar-servers.com2026-02-17 → 2026-03-20 · 5 obs
○ 2026-02-16 16:58:22
● 2026-02-17 01:17:52
● 2026-03-20 12:14:10
○ 2026-03-24 05:45:58
○ 2026-06-28 15:32:06
○NSdns2.name-services.com2018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○NSdns3.name-services.com2018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○NSdns4.name-services.com2018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○NSdns5.name-services.com2018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○NSns.buydomains.com2015-05-21 → 2015-12-23 · 5 obs
○ 2007-11-01 00:03:02
● 2015-05-21 19:38:48
● 2015-12-23 23:05:50
○ 2016-04-20 21:45:12
○ 2026-06-28 15:32:06
●NSns1.afternic.com2026-02-16 → 2026-06-28 · 6 obs
○ 2018-08-19 10:59:42
● 2026-02-16 16:58:22
○ 2026-02-17 01:17:52
○ 2026-03-20 12:14:10
● 2026-03-24 05:45:58
● 2026-06-28 15:32:06
○NSns1.uniregistrymarket.link2016-11-26 → 2016-11-26 · 4 obs
○ 2016-04-20 21:45:12
● 2016-11-26 14:18:52
○ 2018-08-19 10:59:42
○ 2026-06-28 15:32:06
○NSns1.wrtc.com2007-11-01 → 2007-11-01 · 3 obs
● 2007-11-01 00:03:02
○ 2015-05-21 19:38:48
○ 2026-06-28 15:32:06
●NSns2.afternic.com2026-02-16 → 2026-06-28 · 6 obs
○ 2018-08-19 10:59:42
● 2026-02-16 16:58:22
○ 2026-02-17 01:17:52
○ 2026-03-20 12:14:10
● 2026-03-24 05:45:58
● 2026-06-28 15:32:06
○NSns2.uniregistrymarket.link2016-11-26 → 2016-11-26 · 4 obs
○ 2016-04-20 21:45:12
● 2016-11-26 14:18:52
○ 2018-08-19 10:59:42
○ 2026-06-28 15:32:06
○NSns2.wrtc.com2007-11-01 → 2007-11-01 · 3 obs
● 2007-11-01 00:03:02
○ 2015-05-21 19:38:48
○ 2026-06-28 15:32:06
○NSsell.internettraffic.com2016-04-20 → 2016-04-20 · 4 obs
○ 2015-12-23 23:05:50
● 2016-04-20 21:45:12
○ 2016-11-26 14:18:52
○ 2026-06-28 15:32:06
○MX.2026-02-16 → 2026-02-16 · 4 obs
○ 2015-05-21 19:38:48
● 2026-02-16 16:58:22
○ 2026-02-17 01:17:52
○ 2026-06-28 15:32:06
○MXmasteringmath.com.westriv.mail1.psmtp.com2007-11-01 → 2007-11-01 · 3 obs
● 2007-11-01 00:03:02
○ 2015-05-21 19:38:48
○ 2026-06-28 15:32:06
○MXmasteringmath.com.westriv.mail2.psmtp.com2007-11-01 → 2007-11-01 · 3 obs
● 2007-11-01 00:03:02
○ 2015-05-21 19:38:48
○ 2026-06-28 15:32:06
○MXmx.plingest.com2026-02-17 → 2026-03-20 · 5 obs
○ 2026-02-16 16:58:22
● 2026-02-17 01:17:52
● 2026-03-20 12:14:10
○ 2026-03-24 05:45:58
○ 2026-06-28 15:32:06
○MXviper.wrtc.com2007-11-01 → 2007-11-01 · 3 obs
● 2007-11-01 00:03:02
○ 2015-05-21 19:38:48
○ 2026-06-28 15:32:06
●A13.248.169.482026-02-16 → 2026-06-28 · 6 obs
○ 2018-08-19 10:59:42
● 2026-02-16 16:58:22
○ 2026-02-17 01:17:52
○ 2026-03-20 12:14:10
● 2026-03-24 05:45:58
● 2026-06-28 15:32:06
○A141.8.225.1242015-12-23 → 2015-12-23 · 4 obs
○ 2015-10-21 01:06:32
● 2015-12-23 23:05:50
○ 2016-04-20 21:45:12
○ 2026-06-28 15:32:06
○A172.234.24.2112026-02-17 → 2026-03-20 · 5 obs
○ 2026-02-16 16:58:22
● 2026-02-17 01:17:52
● 2026-03-20 12:14:10
○ 2026-03-24 05:45:58
○ 2026-06-28 15:32:06
○A172.239.57.1172026-02-17 → 2026-03-20 · 5 obs
○ 2026-02-16 16:58:22
● 2026-02-17 01:17:52
● 2026-03-20 12:14:10
○ 2026-03-24 05:45:58
○ 2026-06-28 15:32:06
○A209.200.154.512018-08-19 → 2018-08-19 · 4 obs
○ 2016-11-26 14:18:52
● 2018-08-19 10:59:42
○ 2026-02-16 16:58:22
○ 2026-06-28 15:32:06
○A50.63.202.1042015-05-21 → 2015-10-21 · 5 obs
○ 2007-11-01 00:03:02
● 2015-05-21 19:38:48
● 2015-10-21 01:06:32
○ 2015-12-23 23:05:50
○ 2026-06-28 15:32:06
○A69.172.201.1532016-04-20 → 2016-11-26 · 5 obs
○ 2015-12-23 23:05:50
● 2016-04-20 21:45:12
● 2016-11-26 14:18:52
○ 2018-08-19 10:59:42
○ 2026-06-28 15:32:06
●A76.223.54.1462026-02-16 → 2026-06-28 · 6 obs
○ 2018-08-19 10:59:42
● 2026-02-16 16:58:22
○ 2026-02-17 01:17:52
○ 2026-03-20 12:14:10
● 2026-03-24 05:45:58
● 2026-06-28 15:32:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...-
masteringmath.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 masteringmath.com (unsigned zone)

⏱️ Timing

Total: 147ms | 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

Hierarchy

masteringmath.com is the parent domain of redbusprimarydns.masteringmath.com, www.masteringmath.com and redbussecondarydns.masteringmath.com.

IP Addresses

masteringmath.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146

jetsetfun.com, haltcrime.com, n12o.com plus two other host names have IP numbers in common with masteringmath.com.

Name Servers

masteringmath.com has two authoritative name servers — ns1.afternic.com and ns2.afternic.com.

The name server configuration of masteringmath.com is shared with other domains, for instance www.rtrudecorp.com, www.mpcl.org, quagmire.net and two others.

masteringmath.com shares at least some of its name servers with other domains, including wynthor.com, bathg.com, okkie.com and two others.

These name servers are frequently seen alongside the name servers verification-d4cavni8ixipvpnhvzfemw.ns101.verify.hn.

Both ns1.afternic.com and ns2.afternic.com have two IP addresses each. ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45; ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45.