`dublinswimlessons.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} ✓ In HTTPS hints
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US} ✓ In HTTPS hints
NS	`nsd1.squarespacedns.com` ⭐
		A	216.239.32.109^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-d1.googledomains.com`
NS	`nsd2.squarespacedns.com`
		A	216.239.34.109^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-d2.googledomains.com`
NS	`nsd3.squarespacedns.com`
		A	216.239.36.109^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-d3.googledomains.com`
NS	`nsd4.squarespacedns.com`
		A	216.239.38.109^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-d4.googledomains.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.122.26^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/2, HTTP/1.1 ✓ hints match
		IPv4 hints	198.185.159.144, 198.185.159.145, 198.49.23.144, 198.49.23.145
SOA	`nsd1.squarespacedns.com`cloud-dns-hostmaster@google.com serial=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=1785672157

Subdomains

www.dublinswimlessons.com

Same first word

dublinswimlessons.com

DNS History

9 records (9 active, 0 former)

●NSnsd1.squarespacedns.com2026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●NSnsd2.squarespacedns.com2026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●NSnsd3.squarespacedns.com2026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●NSnsd4.squarespacedns.com2026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●MXsmtp.google.com2026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●A198.185.159.1442026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●A198.185.159.1452026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●A198.49.23.1442026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

●A198.49.23.1452026-07-25 → 2026-08-02 · 2 obs

● 2026-07-25 21:11:38
● 2026-08-02 12:14:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
dublinswimlessons.com	nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com, nsd4.squarespacedns.com	4 records

✅ Authoritative Response

Server:216.239.32.109

NS records: nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com, nsd4.squarespacedns.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.145, 198.185.159.144...`
NS	4	`nsd2.squarespacedns.com, nsd1.squarespacedns.com...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2",`
SOA	1	`nsd1.squarespacedns.com cloud-dns-hostma`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com...)

Analysis

Hierarchy

dublinswimlessons.com serves as the parent of www.dublinswimlessons.com.

IP Addresses

dublinswimlessons.com has four IP addresses: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Two other host names, along with weinhospitality.com, montyfields.com and fearless-consulting.com, also share IP numbers with dublinswimlessons.com.

Name Servers

The NS records for dublinswimlessons.com point to four name servers: nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com and nsd4.squarespacedns.com.

dublinswimlessons.com has at least partial name server overlap with other domains, such as amlep.com, theinformationledger.net, redeemedledgersolutions.com and two others.

The hosts nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com and nsd4.squarespacedns.com all resolve to exactly one IP address each: 216.239.32.109, 216.239.34.109, 216.239.36.109 and 216.239.38.109 respectively.

Mail Servers

The sole mail server for dublinswimlessons.com is smtp.google.com.

Among the domains sharing a mail server setup with dublinswimlessons.com are 3-2music.com, integrativets.com, breadandboxers.se and two others.

There is at least a partial MX overlap between dublinswimlessons.com and other domains, including lmart.com.au, asasi.co, blueoceansem.com.br and two others.

With 9 IP addresses total, smtp.google.com resolves to 142.250.31.26, 172.253.115.26, 172.253.115.27 and 6 others.

dublinswimlessons.com - robtex.com