`math-curriculum.com`

DNSSEC	⚠️ Not signed
A	216.40.34.41^{🇨🇦 TUCOWS216.40.34.0/24}
NS	`ns1.hover.com` ⭐
		A	2604:4000:0:d:216:40:47:26^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns1.hover.com`
		A	216.40.47.26^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`ns1.hover.com`
NS	`ns2.hover.com`
		A	2604:4000:2800:d:64:99:148:13^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`ns2.hover.com`
		A	64.98.148.13^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`ns2.hover.com`
MX	`mx.hover.com.cust.hostedemail.com` ⭐
		A	216.40.42.4^{🇨🇦 TUCOWS216.40.32.0/20 Tucows International}
			PTR	`mx.hostedemail.com`
SOA	`ns1.hover.com`dnsmaster@hover.com serial=1720468510

`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=1783826472

Same first word

math-curriculum.com

DNS History

9 records (4 active, 5 former)

○NSns01.cashparking.com2015-08-11 → 2016-03-17 · 4 obs

● 2015-08-11 02:10:22
● 2016-03-17 21:06:04
○ 2016-07-11 15:45:00
○ 2026-07-12 03:37:06

●NSns1.hover.com2020-01-15 → 2026-07-12 · 3 obs

○ 2016-07-11 15:45:00
● 2020-01-15 17:35:22
● 2026-07-12 03:37:06

●NSns2.hover.com2020-01-15 → 2026-07-12 · 3 obs

○ 2016-07-11 15:45:00
● 2020-01-15 17:35:22
● 2026-07-12 03:37:06

○MXmailstore1.secureserver.net2015-08-11 → 2016-03-17 · 4 obs

● 2015-08-11 02:10:22
● 2016-03-17 21:06:04
○ 2016-07-11 15:45:00
○ 2026-07-12 03:37:06

●MXmx.hover.com.cust.hostedemail.com2020-01-15 → 2026-07-12 · 3 obs

○ 2016-07-11 15:45:00
● 2020-01-15 17:35:22
● 2026-07-12 03:37:06

○MXsmtp.secureserver.net2015-08-11 → 2016-03-17 · 4 obs

● 2015-08-11 02:10:22
● 2016-03-17 21:06:04
○ 2016-07-11 15:45:00
○ 2026-07-12 03:37:06

○A184.168.221.962015-08-11 → 2016-03-17 · 4 obs

● 2015-08-11 02:10:22
● 2016-03-17 21:06:04
○ 2016-07-11 15:45:00
○ 2026-07-12 03:37:06

●A216.40.34.412026-03-13 → 2026-07-12 · 3 obs

○ 2020-01-15 17:35:22
● 2026-03-13 08:34:44
● 2026-07-12 03:37:06

○A64.98.145.302020-01-15 → 2020-01-15 · 4 obs

○ 2016-07-11 15:45:00
● 2020-01-15 17:35:22
○ 2026-03-13 08:34:44
○ 2026-07-12 03:37:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
math-curriculum.com	ns1.hover.com, ns2.hover.com	4 records

✅ Authoritative Response

Server:64.98.148.13

NS records: ns1.hover.com, ns2.hover.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for math-curriculum.com (unsigned zone)

⏱️ Timing

Total: 1106ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.40.34.41`
NS	2	`ns2.hover.com, ns1.hover.com`
MX	1	`mx.hover.com.cust.hostedemail.com (pri:`
SOA	1	`ns1.hover.com dnsmaster.hover.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.hover.com, ns1.hover.com, ns2.hover.com...)

Analysis

IP Addresses

math-curriculum.com resolves to just one IP address, 216.40.34.41.

Two other host names, along with annkerr.ca, crapdiets.com and digitalindustries.com, also share IP numbers with math-curriculum.com.

Name Servers

math-curriculum.com uses two name servers for its delegation: ns1.hover.com and ns2.hover.com.

math-curriculum.com shares its NS records with other domains, for example andritsos.com, sohnlinen.com, louisamelin.com and two others.

There is at least partial name server overlap between math-curriculum.com and other domains — nstant.net, fullwindsor.co, cwytech.net and two more among them.

These name servers are routinely deployed together with the name servers ns3.hover.com.

The two host names ns1.hover.com and ns2.hover.com each have a pair of IP addresses: ns1.hover.com has 216.40.47.26 and 2604:4000:0:d:216:40:47:26, and ns2.hover.com has 64.98.148.13 and 2604:4000:2800:d:64:99:148:13.

Mail Servers

The sole mail server for math-curriculum.com is mx.hover.com.cust.hostedemail.com.

Among the domains sharing a mail server setup with math-curriculum.com are austinnaturalmattress.net, rdckenya.com, scottangus.com and two others.

mx.hover.com.cust.hostedemail.com directs to just one IP number, 216.40.42.4.

math-curriculum.com - robtex.com