`serendipity.app`

DNSSEC	⚠️ Not signed
A	16.144.209.31^{🇺🇸 Amazon16.144.0.0/16}
		PTR	`ec2-16-144-209-31.us-west-2.compute.amazonaws.com`
A	100.21.175.190^{🇺🇸 Amazon100.20.0.0/14 EC2 PDX prefix}
NS	`ns-1673.awsdns-17.co.uk` ⭐
		A	2600:9000:5306:8900::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1673.awsdns-17.co.uk`
		A	205.251.198.137^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1673.awsdns-17.co.uk`
NS	`ns-1282.awsdns-32.org`
		A	2600:9000:5305:200::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1282.awsdns-32.org`
		A	205.251.197.2^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1282.awsdns-32.org`
NS	`ns-856.awsdns-43.net`
		A	2600:9000:5303:5800::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-856.awsdns-43.net`
		A	205.251.195.88^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-856.awsdns-43.net`
NS	`ns-90.awsdns-11.com`
		A	2600:9000:5300:5a00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-90.awsdns-11.com`
		A	205.251.192.90^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-90.awsdns-11.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`brevo-code:8f66a1fb8da7e4fa4e6b28e8a74ef3ba`
TXT	`e00df0d538ab33b2`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-1673.awsdns-17.co.uk`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

🔒 HSTS Preload (+subdomains)

Same first word

Similar names

yetinspired.com

DNS History

15 records (11 active, 4 former)

●NSns-1282.awsdns-32.org2026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●NSns-1673.awsdns-17.co.uk2026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●NSns-856.awsdns-43.net2026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●NSns-90.awsdns-11.com2026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

○NSns1.101domain.com2026-06-30 → 2026-06-30 · 2 obs

● 2026-06-30 02:54:34
○ 2026-08-12 03:08:10

○NSns2.101domain.com2026-06-30 → 2026-06-30 · 2 obs

● 2026-06-30 02:54:34
○ 2026-08-12 03:08:10

○NSns5.101domain.com2026-06-30 → 2026-06-30 · 2 obs

● 2026-06-30 02:54:34
○ 2026-08-12 03:08:10

●MXalt1.aspmx.l.google.com2026-06-30 → 2026-08-12 · 2 obs

● 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●MXalt2.aspmx.l.google.com2026-06-30 → 2026-08-12 · 2 obs

● 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●MXaspmx.l.google.com2026-06-30 → 2026-08-12 · 2 obs

● 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●MXaspmx2.googlemail.com2026-06-30 → 2026-08-12 · 2 obs

● 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●MXaspmx3.googlemail.com2026-06-30 → 2026-08-12 · 2 obs

● 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●A100.21.175.1902026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

●A16.144.209.312026-08-12 → 2026-08-12 · 2 obs

○ 2026-06-30 02:54:34
● 2026-08-12 03:08:10

○A173.249.144.832026-06-30 → 2026-06-30 · 2 obs

● 2026-06-30 02:54:34
○ 2026-08-12 03:08:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
serendipity.app	ns-1282.awsdns-32.org, ns-856.awsdns-43.net, ns-90.awsdns-11.com, ns-1673.awsdns-17.co.uk	-

✅ Authoritative Response

Server:205.251.198.137

NS records: ns-1282.awsdns-32.org, ns-856.awsdns-43.net, ns-90.awsdns-11.com, ns-1673.awsdns-17.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for serendipity.app (unsigned zone)

⏱️ Timing

Total: 3006ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`100.21.175.190, 16.144.209.31`
NS	4	`ns-1282.awsdns-32.org, ns-1673.awsdns-17.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	3	`brevo-code:8f66a1fb8da7e4fa4e6b28e8a74ef, e00df0d538ab33b2...`
SOA	1	`ns-1673.awsdns-17.co.uk awsdns-hostmaste`

Analysis

IP Addresses

serendipity.app has two IP addresses: 16.144.209.31 and 100.21.175.190

Name Servers

The authoritative name servers for serendipity.app are ns-90.awsdns-11.com, ns-856.awsdns-43.net, ns-1282.awsdns-32.org and ns-1673.awsdns-17.co.uk.

At least some of serendipity.app's name servers are shared with other domains, for example refundrebel.com, acc.schubergphilis.com, dimando.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-90.awsdns-11.com directs to 205.251.192.90 and 2600:9000:5300:5a00::1; ns-856.awsdns-43.net directs to 205.251.195.88 and 2600:9000:5303:5800::1; ns-1282.awsdns-32.org directs to 205.251.197.2 and 2600:9000:5305:200::1; ns-1673.awsdns-17.co.uk directs to 205.251.198.137 and 2600:9000:5306:8900::1.

Mail Servers

Five mail servers handle serendipity.app: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

serendipity.app has at least partial mail server overlap with other domains such as adverticum.hu, ekada.sk, onwards.com and two more.

These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com has two IP addresses: 192.178.234.27 and 2800:3f0:4003:c14::1a.

aspmx3.googlemail.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com has two IP addresses: 192.178.155.26 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com has two IP addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

Host names pointing to 192.178.234.27 IP addresses: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names pointing to 2a00:1450:400b:c02::1b IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.

Host names pointing to 172.253.116.26 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.

serendipity.app - robtex.com

serendipity.app

app

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`serendipity.app`

`app`