`serendipity.nu`

DNSSEC	⚠️ Not signed
NS	`x.ns.joker.com` ⭐
		A	194.245.103.13^{🇩🇪 CSL194.245.0.0/16 DE-CSL-GMBH-PA}
			PTR	`x.ns.joker.com`
NS	`y.ns.joker.com`
		A	2a01:4f8:c0c:165b::1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`y.ns.joker.com`
		A	23.88.49.189^{🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC}
			PTR	`static.189.49.88.23.clients.your-server.de`
NS	`z.ns.joker.com`
		A	2607:5300:203:7e6d::2222^{🇨🇦 OVH2607:5300::/32 Hosting route}
			PTR	`z.ns.joker.com`
		A	192.95.37.184^{🇨🇦 OVH192.95.0.0/18 Hosting route}
			PTR	`z.ns.joker.com`
MX	`alt1.aspmx.l.google.com` ⭐
		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	`alt2.aspmx.l.google.com` ⭐
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com` ⭐
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`x.ns.joker.com`hostmaster@joker.com 2025-11-22 #83

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`NU zone update: 2026-08-11 18:49:19 +0000 (EPOCH 1786474159) (auto)`
	TXT	`id:65e6ec79-7a4f-48c3-a9e3-34b90ac7b834`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1786474212

Same first word

Similar names

yetinspired.com

DNS History

14 records (8 active, 6 former)

○NSns3.binero.se2015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

○NSns4.binero.se2015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

○NSns5.binero.se2015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

○NSns6.binero.se2015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

○NSns7.binero.se2015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

●NSx.ns.joker.com2026-06-06 → 2026-08-11 · 3 obs

○ 2017-05-27 11:30:46
● 2026-06-06 02:37:06
● 2026-08-11 19:20:16

●NSy.ns.joker.com2026-06-06 → 2026-08-11 · 3 obs

○ 2017-05-27 11:30:46
● 2026-06-06 02:37:06
● 2026-08-11 19:20:16

●NSz.ns.joker.com2026-06-06 → 2026-08-11 · 3 obs

○ 2017-05-27 11:30:46
● 2026-06-06 02:37:06
● 2026-08-11 19:20:16

●MXalt1.aspmx.l.google.com2015-08-18 → 2026-08-11 · 2 obs

● 2015-08-18 20:21:28
● 2026-08-11 19:20:16

●MXalt2.aspmx.l.google.com2015-08-18 → 2026-08-11 · 2 obs

● 2015-08-18 20:21:28
● 2026-08-11 19:20:16

●MXalt3.aspmx.l.google.com2015-08-18 → 2026-08-11 · 2 obs

● 2015-08-18 20:21:28
● 2026-08-11 19:20:16

●MXalt4.aspmx.l.google.com2015-08-18 → 2026-08-11 · 2 obs

● 2015-08-18 20:21:28
● 2026-08-11 19:20:16

●MXaspmx.l.google.com2015-08-18 → 2026-08-11 · 2 obs

● 2015-08-18 20:21:28
● 2026-08-11 19:20:16

○A195.74.38.622015-08-18 → 2017-05-27 · 4 obs

● 2015-08-18 20:21:28
● 2017-05-27 11:30:46
○ 2026-06-06 02:37:06
○ 2026-08-11 19:20:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu...	12 records
serendipity.nu	x.ns.joker.com, y.ns.joker.com, z.ns.joker.com	-

✅ Authoritative Response

Server:23.88.49.189

NS records: x.ns.joker.com, y.ns.joker.com, z.ns.joker.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for serendipity.nu (unsigned zone)

⏱️ Timing

Total: 1324ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`y.ns.joker.COM, x.ns.joker.COM...`
MX	5	`ALT4.ASPMX.L.GOOGLE.COM (pri: 50), ALT2.ASPMX.L.GOOGLE.COM (pri: 50)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`x.ns.joker.com hostmaster.joker.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)

Analysis

Name Servers

The authoritative name servers for serendipity.nu are x.ns.joker.com, y.ns.joker.com and z.ns.joker.com — three in total.

serendipity.nu partially shares its NS delegation with several other domains, including signed.at, carinspection.nl, ortsome.com and two others.

These name servers regularly co-occur with the name servers a.ns.joker.com, b.ns.joker.com and c.ns.joker.com.

Hostnames that resolve to two IP addresses:

y.ns.joker.com directs traffic to 23.88.49.189 and 2a01:4f8:c0c:165b::1.

z.ns.joker.com directs traffic to 192.95.37.184 and 2607:5300:203:7e6d::2222.

Hosts with just one IP address:

x.ns.joker.com has the IP address 194.245.103.13.

Mail Servers

Mail for serendipity.nu is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

serendipity.nu has at least partial mail server overlap with other domains such as gis-italia.net, graybright.com, sashadepaz.com and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 173.194.45.27 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.