`koastbuilders.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p01.nsone.net`
NS	`dns1.p04.nsone.net`
		A	2620:4d:4000:6259:7:4:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p04.nsone.net`
		A	198.51.44.4^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p04.nsone.net`
NS	`dns2.p04.nsone.net`
		A	2a00:edc0:6259:7:4::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p04.nsone.net`
		A	198.51.45.4^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p04.nsone.net`
NS	`dns3.p04.nsone.net`
		A	2620:4d:4000:6259:7:4:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p04.nsone.net`
		A	198.51.44.68^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p04.nsone.net`
NS	`dns4.p04.nsone.net`
		A	2a00:edc0:6259:7:4::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p04.nsone.net`
		A	198.51.45.68^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p04.nsone.net`
NS	`ns01.squarespacedns.com`
		A	45.54.22.1^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns01.squarespacedns.com`
NS	`ns02.squarespacedns.com`
		A	45.54.22.65^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns02.squarespacedns.com`
NS	`ns03.squarespacedns.com`
		A	45.54.22.129^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns03.squarespacedns.com`
NS	`ns04.squarespacedns.com`
		A	45.54.22.193^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns04.squarespacedns.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
TXT	`google-site-verification=4dVYfG8tdcJlglCV90qw-EKPF3SDRVP9XMOOzHMuMpQ`
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1704913238

`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=1777624256

DNS History

24 records (14 active, 10 former)

●NSdns1.p01.nsone.net2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSdns1.p04.nsone.net2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSdns2.p04.nsone.net2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSdns3.p04.nsone.net2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSdns4.p04.nsone.net2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSns01.squarespacedns.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSns02.squarespacedns.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSns03.squarespacedns.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●NSns04.squarespacedns.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

○NSns1.webfaction.com2017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

○NSns1.webworksinfo.com2015-05-11 → 2016-12-18 · 4 obs

● 2015-05-11 02:11:34
● 2016-12-18 21:53:34
○ 2017-10-08 07:31:58
○ 2026-05-01 08:58:30

○NSns2.webfaction.com2017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

○NSns2.webworksinfo.com2015-05-11 → 2016-12-18 · 4 obs

● 2015-05-11 02:11:34
● 2016-12-18 21:53:34
○ 2017-10-08 07:31:58
○ 2026-05-01 08:58:30

○NSns3.webfaction.com2017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

○NSns4.webfaction.com2017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

○MXmail.koastbuilders.com2015-05-11 → 2017-10-08 · 4 obs

● 2015-05-11 02:11:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

●MXsmtp.google.com2026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

○A108.168.213.842015-05-11 → 2016-12-18 · 4 obs

● 2015-05-11 02:11:34
● 2016-12-18 21:53:34
○ 2017-10-08 07:31:58
○ 2026-05-01 08:58:30

●A198.185.159.1442026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●A198.185.159.1452026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●A198.49.23.1442026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

●A198.49.23.1452026-05-01 → 2026-05-01 · 3 obs

○ 2017-10-08 07:31:58
● 2026-05-01 08:58:28
● 2026-05-01 08:58:30

○A207.38.94.352017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

○A207.38.94.362017-10-08 → 2017-10-08 · 4 obs

○ 2016-12-18 21:53:34
● 2017-10-08 07:31:58
○ 2026-05-01 08:58:28
○ 2026-05-01 08:58:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
koastbuilders.com	dns1.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net, dns4.p04.nsone.net...	4 records

✅ Authoritative Response

Server:198.51.44.68

NS records: dns1.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net, dns4.p04.nsone.net, ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koastbuilders.com (unsigned zone)

⏱️ Timing

Total: 296ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.145, 198.49.23.144...`
NS	8	`dns1.p04.nsone.net, dns2.p04.nsone.net...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`google-site-verification=4dVYfG8tdcJlglC`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com...)

Analysis

IP Addresses

koastbuilders.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Other host names, for instance sgvhomesearch.com, surfcoasttennisclub.com, partsintl.com, inevitech.uk and flytuba.com share IP numbers with koastbuilders.com.

Name Servers

koastbuilders.com delegates to nine name servers: ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, dns1.p01.nsone.net, dns1.p04.nsone.net, dns2.p04.nsone.net, dns3.p04.nsone.net and dns4.p04.nsone.net.

koastbuilders.com at least partially shares its name servers with other domains, for instance leagos.com, lmadden.com, thegrove.biz, richardhenrytrombone.com and rhythm-dogs.com.

These name servers are commonly used with dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, dns1.p08.nsone.net, dns2.p08.nsone.net, dns3.p08.nsone.net, dns4.p08.nsone.net, dns1.p07.nsone.net, dns2.p07.nsone.net and dns3.p07.nsone.net.

Host names with two IP numbers:

dns1.p01.nsone.net points to 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1.

dns1.p04.nsone.net points to 2620:4d:4000:6259:7:4:0:1 and 198.51.44.4.

dns2.p04.nsone.net points to 2a00:edc0:6259:7:4::2 and 198.51.45.4.

dns3.p04.nsone.net points to 2620:4d:4000:6259:7:4:0:3 and 198.51.44.68.

dns4.p04.nsone.net points to 2a00:edc0:6259:7:4::4 and 198.51.45.68.

Host names with one IP number:

ns01.squarespacedns.com points to 45.54.22.1.

ns02.squarespacedns.com points to 45.54.22.65.

ns03.squarespacedns.com points to 45.54.22.129.

ns04.squarespacedns.com points to 45.54.22.193.

Mail Servers

koastbuilders.com is served by a single mail server, smtp.google.com.

koastbuilders.com uses the same mail server setup as other domains such as ntec.no, entracloud.net, cameraand.me, bydeleon.com and kamzelines.com.

koastbuilders.com shares some mail servers with other domains, including tododays.com, meditationandpsychotherapy.org, kenmarfire.com, union-benefits.co.uk and aconos.com.br.

smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c0b::1a, 2607:f8b0:4004:c0b::1b, 2607:f8b0:4004:c19::1a, 2607:f8b0:4004:c19::1b, 142.250.31.26, 142.250.31.27, 142.251.16.26, 142.251.111.26 and 142.251.111.27.

koastbuilders.com - robtex.com