`courtside.app`

DNSSEC	⚠️ Not signed
A	13.33.109.57^{🇺🇸 Amazon13.33.109.0/24 - Cloudfront}
		PTR	`server-13-33-109-57.bos50.r.cloudfront.net`
A	13.33.109.78^{🇺🇸 Amazon13.33.109.0/24 - Cloudfront}
A	13.33.109.97^{🇺🇸 Amazon13.33.109.0/24 - Cloudfront}
A	13.33.109.106^{🇺🇸 Amazon13.33.109.0/24 - Cloudfront}
NS	`ns-1288.awsdns-33.org` ⭐
		A	2600:9000:5305:800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1288.awsdns-33.org`
		A	205.251.197.8^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1288.awsdns-33.org`
NS	`ns-1804.awsdns-33.co.uk`
		A	2600:9000:5307:c00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1804.awsdns-33.co.uk`
		A	205.251.199.12^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1804.awsdns-33.co.uk`
NS	`ns-467.awsdns-58.com`
		A	2600:9000:5301:d300::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-467.awsdns-58.com`
		A	205.251.193.211^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-467.awsdns-58.com`
NS	`ns-602.awsdns-11.net`
		A	2600:9000:5302:5a00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-602.awsdns-11.net`
		A	205.251.194.90^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-602.awsdns-11.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f27.1e100.net`
			PTR	`ws-in-x1b.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`google-site-verification=xJqD14LEy3ght52rkAx0RapF3PAi6Y8JehVAaoBOxdg`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-1288.awsdns-33.org`awsdns-hostmaster@amazon.com serial=1

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

📈 Tranco rank: #995,996
🔒 HSTS Preload (+subdomains)

Same first word

courtside.live

courtside.kids

courtside.se

courtside.biz

courtside.us

courtside.nhs.uk

courtside.app

courtside.uk

courtside.cn

courtside.ph

courtside.id

courtside.ca

courtside.tv

courtside.store

courtside.net

courtside.com.ph

courtside.de

Similar names

DNS History

25 records (13 active, 12 former)

●NSns-1288.awsdns-33.org2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●NSns-1804.awsdns-33.co.uk2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●NSns-467.awsdns-58.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●NSns-602.awsdns-11.net2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●MXalt1.aspmx.l.google.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●MXalt2.aspmx.l.google.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●MXalt3.aspmx.l.google.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●MXalt4.aspmx.l.google.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

●MXaspmx.l.google.com2026-04-20 → 2026-04-24 · 2 obs

● 2026-04-20 05:55:26
● 2026-04-24 08:24:54

○A108.139.95.1092026-04-20 → 2026-04-20 · 3 obs

● 2026-04-20 05:55:26
○ 2026-04-20 16:19:28
○ 2026-04-24 08:24:54

○A108.139.95.332026-04-20 → 2026-04-20 · 3 obs

● 2026-04-20 05:55:26
○ 2026-04-20 16:19:28
○ 2026-04-24 08:24:54

○A108.139.95.352026-04-20 → 2026-04-20 · 3 obs

● 2026-04-20 05:55:26
○ 2026-04-20 16:19:28
○ 2026-04-24 08:24:54

○A108.139.95.622026-04-20 → 2026-04-20 · 3 obs

● 2026-04-20 05:55:26
○ 2026-04-20 16:19:28
○ 2026-04-24 08:24:54

●A13.33.109.1062026-04-24 → 2026-04-24 · 2 obs

○ 2026-04-23 11:52:28
● 2026-04-24 08:24:54

●A13.33.109.572026-04-24 → 2026-04-24 · 2 obs

○ 2026-04-23 11:52:28
● 2026-04-24 08:24:54

●A13.33.109.782026-04-24 → 2026-04-24 · 2 obs

○ 2026-04-23 11:52:28
● 2026-04-24 08:24:54

●A13.33.109.972026-04-24 → 2026-04-24 · 2 obs

○ 2026-04-23 11:52:28
● 2026-04-24 08:24:54

○A13.33.153.332026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-23 04:05:00
● 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A13.33.153.432026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-23 04:05:00
● 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A13.33.153.782026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-23 04:05:00
● 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A13.33.153.912026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-23 04:05:00
● 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A18.245.143.1022026-04-20 → 2026-04-23 · 5 obs

○ 2026-04-20 05:55:26
● 2026-04-20 16:19:28
● 2026-04-23 04:05:00
○ 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A18.245.143.1062026-04-20 → 2026-04-23 · 5 obs

○ 2026-04-20 05:55:26
● 2026-04-20 16:19:28
● 2026-04-23 04:05:00
○ 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A18.245.143.1092026-04-20 → 2026-04-23 · 5 obs

○ 2026-04-20 05:55:26
● 2026-04-20 16:19:28
● 2026-04-23 04:05:00
○ 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

○A18.245.143.992026-04-20 → 2026-04-23 · 5 obs

○ 2026-04-20 05:55:26
● 2026-04-20 16:19:28
● 2026-04-23 04:05:00
○ 2026-04-23 11:52:28
○ 2026-04-24 08:24:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
courtside.app	ns-1288.awsdns-33.org, ns-467.awsdns-58.com, ns-602.awsdns-11.net, ns-1804.awsdns-33.co.uk	-

✅ Authoritative Response

Server:205.251.193.211

NS records: ns-1288.awsdns-33.org, ns-467.awsdns-58.com, ns-602.awsdns-11.net, ns-1804.awsdns-33.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courtside.app (unsigned zone)

⏱️ Timing

Total: 748ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.33.109.57, 13.33.109.97...`
NS	4	`ns-1288.awsdns-33.org, ns-1804.awsdns-33.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=xJqD14LEy3ght52, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-1288.awsdns-33.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

IP Addresses

courtside.app maps to four IP numbers: 13.33.109.57, 13.33.109.78, 13.33.109.97 and 13.33.109.106.

Other host names, for instance simplifia.fr, portal.rcsmsg.auone.jp, matchnow.cc, creators.supercell.com and azzurrovacation.com share IP numbers with courtside.app.

Name Servers

courtside.app is delegated to four name servers: ns-467.awsdns-58.com, ns-602.awsdns-11.net, ns-1288.awsdns-33.org and ns-1804.awsdns-33.co.uk.

courtside.app at least partially shares name servers with other domains such as mochareer.com, clickworksinternet.com, quotidianoenergia.it, micro-office.org and d2hnss9huhm95o.cloudfront.net.

These name servers are commonly used alongside ns-508.awsdns-63.com, ns-716.awsdns-25.net and ns-1959.awsdns-52.co.uk.

Host names with two IP numbers:

ns-467.awsdns-58.com points to 2600:9000:5301:d300::1 and 205.251.193.211

ns-602.awsdns-11.net points to 2600:9000:5302:5a00::1 and 205.251.194.90

ns-1288.awsdns-33.org points to 2600:9000:5305:800::1 and 205.251.197.8

ns-1804.awsdns-33.co.uk points to 2600:9000:5307:c00::1 and 205.251.199.12

Mail Servers

courtside.app is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

courtside.app shares mail servers with other domains at least in part, for instance daxorrstudio.com, karousing.com, ns500671.ns500671.ns500671.ns500754.ns500742.ns500742.ns500705.ns500671.ns500678.ns500705.ns500671.ns500678.ns500688.tenderladiesbz.com, ns500698.ns500758.ns500759.ns500735.ns500698.ns500698.ns500735.ns500735.ns500736.ns500736.ns500698.ns500698.ns500708.ns500698.ns500619.ns500619.ns500619.trackreceptor.com and ns500699.ns500765.ns500693.ns500699.ns500734.ns500734.ns500693.ns500588.ns500699.ns500693.ns500699.ns500699.ns500588.dtrkdll.com.

These mail servers are commonly used together with aspmx2.googlemail.com and aspmx3.googlemail.com.

Two IPs per host name:

aspmx.l.google.com points to: 2607:f8b0:4004:c09::1a and 142.251.111.26

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1b and 108.177.123.26

alt2.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1a and 172.253.145.26

alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.27

alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.27

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)

courtside.app - robtex.com

courtside.app

app

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`courtside.app`

`app`