`mathstartbooks.com`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com`
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com`
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
TXT	`v=spf1 -all`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2024-06-26 #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=1777679426

Same first word

mathstartbooks.com

DNS History

12 records (8 active, 4 former)

●NSns1.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

●NSns2.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

●NSns3.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

●NSns4.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

●NSns5.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

○NSns51.worldnic.com2007-11-01 → 2007-11-01 · 3 obs

● 2007-11-01 03:13:04
○ 2015-06-26 12:06:04
○ 2026-05-02 00:05:12

○NSns52.worldnic.com2007-11-01 → 2007-11-01 · 3 obs

● 2007-11-01 03:13:04
○ 2015-06-26 12:06:04
○ 2026-05-02 00:05:12

●NSns6.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

●NSns7.markmonitor.com2015-06-26 → 2026-05-02 · 3 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2026-05-02 00:05:12

○A205.178.189.1312007-11-01 → 2007-11-01 · 3 obs

● 2007-11-01 03:13:04
○ 2015-06-26 12:06:04
○ 2026-05-02 00:05:12

●A3.33.139.322026-03-26 → 2026-05-02 · 3 obs

○ 2020-02-02 02:24:20
● 2026-03-26 09:54:44
● 2026-05-02 00:05:12

○A72.52.10.142015-06-26 → 2020-02-02 · 5 obs

○ 2007-11-01 03:13:04
● 2015-06-26 12:06:04
● 2020-02-02 02:24:20
○ 2026-03-26 09:54:44
○ 2026-05-02 00:05:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net...	-
mathstartbooks.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com...	14 records

✅ Authoritative Response

Server:149.112.161.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathstartbooks.com (unsigned zone)

⏱️ Timing

Total: 280ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

mathstartbooks.com resolves to a single IP address: 3.33.139.32.

Other host names including hamptoninncolumbianortheast.com, inventoryloader.com, buyamd.com, portapro.in and imswest.net share IP numbers with mathstartbooks.com.

Name Servers

mathstartbooks.com is delegated to seven name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

mathstartbooks.com at least partially shares name servers with other domains, including sbggraduates.com, livelyapp.net, crwditkarma.com, intercontinentalclubvacations.biz and laerdal.info.

these name servers are commonly used with ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.

Host names with two IP numbers:

ns1.markmonitor.com points to: 2620:10a:80a8::1 and 149.112.160.1; ns2.markmonitor.com points to: 2001:67c:10b8::1 and 176.97.158.1; ns3.markmonitor.com points to: 2620:10a:80a9::1 and 149.112.161.1; ns4.markmonitor.com points to: 2001:67c:1bc::1 and 192.174.68.1; ns5.markmonitor.com points to: 2620:10a:80a8::2 and 149.112.160.2; ns6.markmonitor.com points to: 2001:67c:10b8::3 and 176.97.158.3; ns7.markmonitor.com points to: 2620:10a:80a9::2 and 149.112.161.2.

mathstartbooks.com - robtex.com