mathintervention.com - dns.ninja

`mathintervention.com`

DNSSEC	⚠️ Not signed
A	192.243.85.12^{🇺🇸 F5192.243.85.0/24 hosted}
NS	`pdns85.ultradns.com` ⭐
		A	2001:502:f3ff::79^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns85.ultradns.com`
		A	156.154.64.85^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns85.ultradns.com`
NS	`pdns85.ultradns.biz`
		A	2610:a1:1015::79^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns85.ultradns.biz`
		A	156.154.66.85^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns85.ultradns.biz`
NS	`pdns85.ultradns.net`
		A	2610:a1:1014::79^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns85.ultradns.net`
		A	156.154.65.85^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns85.ultradns.net`
NS	`pdns85.ultradns.org`
		A	2001:502:4612::79^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns85.ultradns.org`
		A	156.154.67.85^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns85.ultradns.org`
TXT	`v=spf1 mx -all`
SOA	`pdns85.ultradns.com`hostmaster@mheducation.com 2016-03-15 #27

`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=1783216141

WOT: SUSPICIOUS (1/100)

Same first word

mathintervention.org

mathintervention.info

mathintervention.net

mathintervention.com

DNS History

9 records (5 active, 4 former)

○NSbuy.internettraffic.com2015-07-02 → 2015-11-21 · 4 obs

● 2015-07-02 10:10:22
● 2015-11-21 10:12:14
○ 2016-03-19 15:12:48
○ 2026-07-05 02:01:14

●NSpdns85.ultradns.biz2016-03-19 → 2026-07-05 · 3 obs

○ 2015-11-21 10:12:14
● 2016-03-19 15:12:48
● 2026-07-05 02:01:14

●NSpdns85.ultradns.com2016-03-19 → 2026-07-05 · 3 obs

○ 2015-11-21 10:12:14
● 2016-03-19 15:12:48
● 2026-07-05 02:01:14

●NSpdns85.ultradns.net2016-03-19 → 2026-07-05 · 3 obs

○ 2015-11-21 10:12:14
● 2016-03-19 15:12:48
● 2026-07-05 02:01:14

●NSpdns85.ultradns.org2016-03-19 → 2026-07-05 · 3 obs

○ 2015-11-21 10:12:14
● 2016-03-19 15:12:48
● 2026-07-05 02:01:14

○NSsell.internettraffic.com2015-07-02 → 2015-11-21 · 4 obs

● 2015-07-02 10:10:22
● 2015-11-21 10:12:14
○ 2016-03-19 15:12:48
○ 2026-07-05 02:01:14

●A192.243.85.122026-03-31 → 2026-07-05 · 3 obs

○ 2016-09-13 20:45:54
● 2026-03-31 12:15:24
● 2026-07-05 02:01:14

○A192.243.92.2082016-03-19 → 2016-09-13 · 5 obs

○ 2015-11-21 10:12:14
● 2016-03-19 15:12:48
● 2016-09-13 20:45:54
○ 2026-03-31 12:15:24
○ 2026-07-05 02:01:14

○A69.172.201.2082015-07-02 → 2015-11-21 · 4 obs

● 2015-07-02 10:10:22
● 2015-11-21 10:12:14
○ 2016-03-19 15:12:48
○ 2026-07-05 02:01:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathintervention.com	pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org	2 records

✅ Authoritative Response

Server:156.154.64.85

NS records: pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathintervention.com (unsigned zone)

⏱️ Timing

Total: 686ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.243.85.12`
NS	4	`pdns85.ultradns.biz, pdns85.ultradns.com...`
TXT	1	`v=spf1 mx -all`
SOA	1	`pdns85.ultradns.com hostmaster.mheducati`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns85.ultradns.com, pdns85.ultradns.com)

Analysis

IP Addresses

mathintervention.com points to a single IP number: 192.243.85.12.

Additional host names — highschoolequivalency.com, arrivemath.org, revealmathematics.info and two others — share IP numbers with mathintervention.com.

Name Servers

mathintervention.com has four authoritative name servers: pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.

mathintervention.com has at least partial name server overlap with other domains, such as advanced-classroom.com, sraflexworks.com, idc-usa.com and two others.

pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org all point to exactly two IP numbers each: pdns85.ultradns.biz → 156.154.66.85 and 2610:a1:1015::79; pdns85.ultradns.com → 156.154.64.85 and 2001:502:f3ff::79; pdns85.ultradns.net → 156.154.65.85 and 2610:a1:1014::79; pdns85.ultradns.org → 156.154.67.85 and 2001:502:4612::79.