`thinkmathtutoring.com`

DNSSEC	⚠️ Not signed
A	45.41.88.74^{🇺🇸 HENGTONG-145.41.80.0/20 HT}
A	146.148.217.74^{🇺🇸 HENGTONG-1146.148.192.0/18 GCHAO LLC}
NS	`a7.share-dns.com` ⭐ ⚠️ Not in parent delegation
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`a.share-dns.com` ⚠️ Not in zone NS records
		A	172.64.53.25^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b.share-dns.net` ⚠️ Not in zone NS records
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`b7.share-dns.net` ⚠️ Not in parent delegation
		A	172.64.52.239^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`a.share-dns.com`master@share-dns.com serial=1764853119

`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=1774391212

Same first word

thinkmathtutoring.com

DNS History

22 records (6 active, 16 former)

●NSa.share-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

●NSa7.share-dns.com2026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

●NSb.share-dns.net2026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

●NSb7.share-dns.net2026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

○NSdns1.registrar-servers.com2015-06-16 → 2020-01-15 · 3 obs

● 2015-06-16 01:23:46
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○NSdns2.registrar-servers.com2015-06-16 → 2020-01-15 · 3 obs

● 2015-06-16 01:23:46
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○NSdns3.registrar-servers.com2015-06-16 → 2016-03-17 · 4 obs

● 2015-06-16 01:23:46
● 2016-03-17 20:24:56
○ 2016-07-14 21:17:48
○ 2026-03-24 22:40:38

○NSdns4.registrar-servers.com2015-06-16 → 2016-03-17 · 4 obs

● 2015-06-16 01:23:46
● 2016-03-17 20:24:56
○ 2016-07-14 21:17:48
○ 2026-03-24 22:40:38

○NSdns5.registrar-servers.com2015-06-16 → 2016-03-17 · 4 obs

● 2015-06-16 01:23:46
● 2016-03-17 20:24:56
○ 2016-07-14 21:17:48
○ 2026-03-24 22:40:38

○MXeforward1.registrar-servers.com2015-10-30 → 2020-01-15 · 3 obs

● 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward2.registrar-servers.com2015-10-30 → 2020-01-15 · 3 obs

● 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward3.registrar-servers.com2015-10-30 → 2020-01-15 · 3 obs

● 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward4.registrar-servers.com2015-10-30 → 2020-01-15 · 3 obs

● 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward5.registrar-servers.com2015-10-30 → 2020-01-15 · 3 obs

● 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward6.registrar-servers.com2020-01-15 → 2020-01-15 · 3 obs

○ 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○MXeforward7.registrar-servers.com2020-01-15 → 2020-01-15 · 3 obs

○ 2015-10-30 07:25:02
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

●A146.148.217.742026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

○A172.245.96.1302016-07-14 → 2017-03-16 · 5 obs

○ 2016-03-17 20:24:56
● 2016-07-14 21:17:48
● 2017-03-16 11:14:22
○ 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

○A216.126.196.762015-10-30 → 2016-03-17 · 5 obs

○ 2015-06-16 01:23:46
● 2015-10-30 07:25:02
● 2016-03-17 20:24:56
○ 2016-07-14 21:17:48
○ 2026-03-24 22:40:38

○A37.157.245.52020-01-15 → 2020-01-15 · 3 obs

○ 2017-03-16 11:14:22
● 2020-01-15 04:06:54
○ 2026-03-24 22:40:38

●A45.41.88.742026-03-24 → 2026-03-24 · 2 obs

○ 2020-01-15 04:06:54
● 2026-03-24 22:40:38

○A68.65.123.2332015-06-16 → 2015-06-16 · 3 obs

● 2015-06-16 01:23:46
○ 2015-10-30 07:25:02
○ 2026-03-24 22:40:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thinkmathtutoring.com	b7.share-dns.net, a7.share-dns.com	1 record

✅ Authoritative Response

Server:172.64.53.25

NS records: b7.share-dns.net, a7.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkmathtutoring.com (unsigned zone)

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`146.148.217.74, 45.41.88.74`
NS	2	`a.share-dns.com, b.share-dns.net`
SOA	1	`a.share-dns.com master.share-dns.com`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a7.share-dns.com)

Analysis

IP Addresses

thinkmathtutoring.com has two IP numbers: 45.41.88.74 and 146.148.217.74.

Other host names, for instance ns2.princesswhalewatch.com, hydroxychloroquinepill.com and actionobject.com share IP numbers with thinkmathtutoring.com.

Name Servers

thinkmathtutoring.com delegates to four name servers: a7.share-dns.com, a.share-dns.com, b7.share-dns.net and b.share-dns.net.

thinkmathtutoring.com at least partially shares name servers with other domains, including deadempires.com, liquidaddictioncharters.com, oeosh.com, llpdf.com and hongtugame.com.

These name servers are commonly used with a8.share-dns.com, b8.share-dns.net, a5.share-dns.com, b5.share-dns.net, a3.share-dns.com, b3.share-dns.net, a12.share-dns.com, b12.share-dns.net, a11.share-dns.com and b11.share-dns.net.

Host names with one IP number:

a7.share-dns.com and a.share-dns.com point to 172.64.53.25.

b7.share-dns.net and b.share-dns.net point to 172.64.52.239.

Host names that point to 172.64.53.25: a7.share-dns.com and a.share-dns.com.

Host names that point to 172.64.52.239: b7.share-dns.net and b.share-dns.net.

thinkmathtutoring.com - robtex.com