castools.com - dns.ninja

`castools.com`

DNSSEC	⚠️ Not signed
A	64.98.135.48^{🇺🇸 TUCOWS-364.98.135.0/24 Tucows.com Co.}
NS	`dns1.name-services.com` ⭐
		A	2604:4000:2800:2000:64:98:148:137^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns1.name-services.com`
		A	64.98.148.137^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns1.name-services.com`
NS	`dns2.name-services.com`
		A	2604:4000:0:d:216:40:47:201^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns2.name-services.com`
		A	216.40.47.201^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns2.name-services.com`
NS	`dns3.name-services.com`
		A	2604:4000:2800:2000:64:98:148:138^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns3.name-services.com`
		A	64.98.148.138^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns3.name-services.com`
NS	`dns4.name-services.com`
		A	2604:4000:0:d:216:40:47:202^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`dns4.name-services.com`
		A	216.40.47.202^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`dns4.name-services.com`
NS	`dns5.name-services.com`
		A	2604:4000:2800:2000:64:98:148:139^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`dns5.name-services.com`
		A	64.98.148.139^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`dns5.name-services.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`dns1.name-services.com`info@name-services.com serial=1715891108

`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=1783205326

Same first word

castools.co.uk

castools.com

Similar names

DNS History

16 records (7 active, 9 former)

●NSdns1.name-services.com2008-03-20 → 2026-07-04 · 2 obs

● 2008-03-20 00:56:06
● 2026-07-04 23:16:14

●NSdns2.name-services.com2008-03-20 → 2026-07-04 · 2 obs

● 2008-03-20 00:56:06
● 2026-07-04 23:16:14

●NSdns3.name-services.com2008-03-20 → 2026-07-04 · 2 obs

● 2008-03-20 00:56:06
● 2026-07-04 23:16:14

●NSdns4.name-services.com2008-03-20 → 2026-07-04 · 2 obs

● 2008-03-20 00:56:06
● 2026-07-04 23:16:14

●NSdns5.name-services.com2008-03-20 → 2026-07-04 · 2 obs

● 2008-03-20 00:56:06
● 2026-07-04 23:16:14

○MXalt1.aspmx.l.google.com2008-03-20 → 2016-02-24 · 4 obs

● 2008-03-20 00:56:06
● 2016-02-24 10:31:36
○ 2016-06-21 08:39:22
○ 2026-07-04 23:16:14

○MXalt2.aspmx.l.google.com2008-03-20 → 2016-02-24 · 4 obs

● 2008-03-20 00:56:06
● 2016-02-24 10:31:36
○ 2016-06-21 08:39:22
○ 2026-07-04 23:16:14

○MXaspmx.l.google.com2008-03-20 → 2019-03-25 · 4 obs

● 2008-03-20 00:56:06
● 2019-03-25 13:18:20
○ 2026-03-26 09:15:26
○ 2026-07-04 23:16:14

○MXaspmx2.googlemail.com2008-03-20 → 2016-02-24 · 4 obs

● 2008-03-20 00:56:06
● 2016-02-24 10:31:36
○ 2016-06-21 08:39:22
○ 2026-07-04 23:16:14

●MXsmtp.google.com2026-03-26 → 2026-07-04 · 3 obs

○ 2019-03-25 13:18:20
● 2026-03-26 09:15:26
● 2026-07-04 23:16:14

○A216.151.3.1642016-06-21 → 2016-06-21 · 4 obs

○ 2016-02-24 10:31:36
● 2016-06-21 08:39:22
○ 2017-02-12 16:30:50
○ 2026-07-04 23:16:14

●A64.98.135.482026-03-26 → 2026-07-04 · 3 obs

○ 2019-03-25 13:18:20
● 2026-03-26 09:15:26
● 2026-07-04 23:16:14

○A69.64.145.2292008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 00:56:06
○ 2015-08-02 19:16:16
○ 2026-07-04 23:16:14

○A98.124.198.12015-08-02 → 2015-08-02 · 4 obs

○ 2008-03-20 00:56:06
● 2015-08-02 19:16:16
○ 2015-11-24 03:24:38
○ 2026-07-04 23:16:14

○A98.124.199.12015-08-02 → 2015-08-02 · 4 obs

○ 2008-03-20 00:56:06
● 2015-08-02 19:16:16
○ 2017-02-12 16:30:50
○ 2026-07-04 23:16:14

○A98.124.199.482015-11-24 → 2019-03-25 · 8 obs

○ 2015-08-02 19:16:16
● 2015-11-24 03:24:38
● 2016-02-24 10:31:36
○ 2016-06-21 08:39:22
● 2017-02-12 16:30:50
● 2019-03-25 13:18:20
○ 2026-03-26 09:15:26
○ 2026-07-04 23:16:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
castools.com	dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com...	10 records

✅ Authoritative Response

Server:64.98.148.137

NS records: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com, dns5.name-services.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for castools.com (unsigned zone)

⏱️ Timing

Total: 297ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.98.135.48`
NS	5	`dns2.name-services.com, dns3.name-services.com...`
MX	1	`SMTP.GOOGLE.com (pri: 1)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`dns1.name-services.com info.name-service`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (dns1.name-services.com, dns1.name-services.com, dns2.name-services.com...)

Analysis

IP Addresses

castools.com points to a single IP number: 64.98.135.48.

Additional host names — housesmart.org, server.gicleemanila.com, pagrichmond.net and two others — share IP numbers with castools.com.

Name Servers

Delegation for castools.com is to five name servers: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com and two others.

castools.com has at least partial name server overlap with other domains, such as shop-click-done.com, kanepro.net, tignale.com and two others.

It is common to see these name servers used together with name servers dns4.name-services.com and dns5.name-services.com.

Host names with two IP numbers:

dns1.name-services.com directs traffic to 64.98.148.137 and 2604:4000:2800:2000:64:98:148:137.

dns2.name-services.com directs traffic to 216.40.47.201 and 2604:4000:0:d:216:40:47:201.

dns3.name-services.com directs traffic to 64.98.148.138 and 2604:4000:2800:2000:64:98:148:138.

dns4.name-services.com directs traffic to 216.40.47.202 and 2604:4000:0:d:216:40:47:202.

dns5.name-services.com directs traffic to 64.98.148.139 and 2604:4000:2800:2000:64:98:148:139.

Mail Servers

castools.com has one mail server: smtp.google.com.

castools.com shares the same mail server setup as other domains, including paulalbinson.info, epic.live, hasimer.com.tr and two others.

castools.com shares mail servers — at least in part — with other domains, including medicospartners.co.jp, mgconsultant.net, hornertravel.com and two others.

These mail servers are frequently used alongside the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, plus two others.

smtp.google.com points to 9 IP numbers: 172.253.63.26, 172.253.63.27, 172.253.122.26 and 6 other.