mathfriendly.com - dns.ninja

`mathfriendly.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d57d:390a:64b4:d4f1^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
		A	52.204.81.90^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-204-81-90.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4a5c:f736:fa58:d85^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b159:2be8:f48c:b374^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.221.131.54^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-221-131-54.compute-1.amazonaws.com`
		A	13.222.195.178^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-222-195-178.compute-1.amazonaws.com`
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-130-15.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:5b81:82bc:6de0:b02c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b942:bb73:2f59:d7af^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:da4a:4683:1131:8bce^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-109-14.compute-1.amazonaws.com`
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-3-34.compute-1.amazonaws.com`
		A	98.83.212.177^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-83-212-177.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-07 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783438536

Previously MX for

mathfriendly.com

Same first word

mathfriendly.com

Similar names

friendlymath.com

DNS History

20 records (7 active, 13 former)

○NSns1.md-om-iqsv.com2015-12-11 → 2016-03-14 · 5 obs

○ 2015-08-17 07:10:30
● 2015-12-11 14:25:08
● 2016-03-14 07:18:36
○ 2026-05-09 22:22:06
○ 2026-07-07 15:48:52

●NSns1.namebrightdns.com2026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

○NSns1.officelive.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 08:57:42
○ 2015-08-17 07:10:30
○ 2026-07-07 15:48:52

○NSns2.md-om-iqsv.com2015-12-11 → 2016-03-14 · 5 obs

○ 2015-08-17 07:10:30
● 2015-12-11 14:25:08
● 2016-03-14 07:18:36
○ 2026-05-09 22:22:06
○ 2026-07-07 15:48:52

○NSns2.officelive.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 08:57:42
○ 2015-08-17 07:10:30
○ 2026-07-07 15:48:52

○NSns25.domaincontrol.com2015-08-17 → 2015-08-17 · 4 obs

○ 2008-03-15 08:57:42
● 2015-08-17 07:10:30
○ 2015-12-11 14:25:08
○ 2026-07-07 15:48:52

○NSns26.domaincontrol.com2015-08-17 → 2015-08-17 · 4 obs

○ 2008-03-15 08:57:42
● 2015-08-17 07:10:30
○ 2015-12-11 14:25:08
○ 2026-07-07 15:48:52

●NSnsg1.namebrightdns.com2026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

●NSnsg2.namebrightdns.com2026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

○MXmailstore1.asia.secureserver.net2015-08-17 → 2015-08-17 · 4 obs

○ 2008-03-15 08:57:42
● 2015-08-17 07:10:30
○ 2015-12-11 14:25:08
○ 2026-07-07 15:48:52

○MXmathfriendly.com2015-12-11 → 2016-03-14 · 5 obs

○ 2015-08-17 07:10:30
● 2015-12-11 14:25:08
● 2016-03-14 07:18:36
○ 2026-05-09 22:22:06
○ 2026-07-07 15:48:52

○MXpamx1.hotmail.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 08:57:42
○ 2015-08-17 07:10:30
○ 2026-07-07 15:48:52

○MXsmtp.asia.secureserver.net2015-08-17 → 2015-08-17 · 4 obs

○ 2008-03-15 08:57:42
● 2015-08-17 07:10:30
○ 2015-12-11 14:25:08
○ 2026-07-07 15:48:52

○A129.121.238.542015-12-11 → 2016-03-14 · 5 obs

○ 2015-08-17 07:10:30
● 2015-12-11 14:25:08
● 2016-03-14 07:18:36
○ 2026-05-09 22:22:06
○ 2026-07-07 15:48:52

●A13.223.25.842026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

○A184.168.221.702015-08-17 → 2015-08-17 · 4 obs

○ 2008-03-15 08:57:42
● 2015-08-17 07:10:30
○ 2015-12-11 14:25:08
○ 2026-07-07 15:48:52

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

●A54.243.117.1972026-05-09 → 2026-07-07 · 3 obs

○ 2016-03-14 07:18:36
● 2026-05-09 22:22:06
● 2026-07-07 15:48:52

○A65.55.194.742008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 08:57:42
○ 2015-08-17 07:10:30
○ 2026-07-07 15:48:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net...	-
mathfriendly.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:3.80.109.14

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathfriendly.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

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

Among the host names that share IP numbers with mathfriendly.com are jdtdigital.com, solapark.com, aparentcompany.com and two others.

Name Servers

mathfriendly.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

mathfriendly.com has at least partial name server overlap with other domains, such as blogom.com, 13e94.jsdcoffee.com, ns2.streamkairos.com and two others.

These name servers tend to appear together with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names resolving to 6 IP numbers:

nsg1.namebrightdns.com resolves to 13.221.131.54, 13.222.195.178 and 54.175.130.15 among others, with 3 other IP addresses in total.

nsg2.namebrightdns.com resolves to 3.80.109.14, 98.81.3.34 and 98.83.212.177 among others, with 3 other IP addresses in total.

Hostnames that point to five IP numbers:

ns1.namebrightdns.com directs to 52.203.211.134, 52.204.81.90, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and two other IP addresses.