`attendu.dev`

DNSSEC	⚠️ Not signed
A	216.150.1.193^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
A	216.150.16.129^{🇨🇦 Amazon216.150.16.0/24 EC2 Prefix}
NS	`ns1.vercel-dns.com` ⭐
		A	2620:4d:4000:6259:7:13:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p13.nsone.net`
		A	198.51.44.13^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p13.nsone.net`
NS	`ns2.vercel-dns.com`
		A	2a00:edc0:6259:7:13::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p13.nsone.net`
		A	198.51.45.13^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p13.nsone.net`
TXT	`v=spf1 ip4:54.240.50.109 ~all`
SOA	`ns1.vercel-dns.com`hostmaster@nsone.net serial=1672764867

`dev`

	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=1

🔒 HSTS Preload (+subdomains)

Subdomains

claude-increase-timeout-errors-agxso.attendu.dev

feature-google-maps-proxy.attendu.dev

Same first word

attendu.cz

attendu.dev

Similar names

dutanet.net

attuned.dev

attuned.cn

autdent.com

attuned.co.uk

uattend.com

datenut.com

uattend.ca

tenduta.com

uattend.co.nz

attuned.co.nz

attuned.info

attuned.nl

attuned.life

taudent.sk

attuned.biz

tnaudet.com

taunted.com

attuned.ai

dautnet.com

uattend.net

dutanet.com

DNS History

10 records (4 active, 6 former)

●NSns1.vercel-dns.com2026-04-27 → 2026-05-13 · 2 obs

● 2026-04-27 12:36:26
● 2026-05-13 23:35:24

●NSns2.vercel-dns.com2026-04-27 → 2026-05-13 · 2 obs

● 2026-04-27 12:36:26
● 2026-05-13 23:35:24

○A216.150.1.12026-04-29 → 2026-05-03 · 5 obs

○ 2026-04-29 07:58:18
● 2026-04-29 09:00:08
● 2026-05-03 14:04:50
○ 2026-05-03 21:04:34
○ 2026-05-13 23:35:24

○A216.150.1.1292026-04-27 → 2026-05-09 · 12 obs

● 2026-04-27 12:36:26
● 2026-04-27 14:43:26
○ 2026-04-28 11:31:06
● 2026-04-29 07:58:18
○ 2026-04-29 09:00:08
● 2026-05-03 14:04:50
● 2026-05-03 21:04:34
○ 2026-05-04 10:41:02
○ 2026-05-08 10:27:36
● 2026-05-09 14:43:00
○ 2026-05-10 00:27:28
○ 2026-05-13 23:35:24

●A216.150.1.1932026-04-29 → 2026-05-13 · 9 obs

○ 2026-04-29 07:58:18
● 2026-04-29 09:00:08
○ 2026-05-03 14:04:50
○ 2026-05-04 10:41:02
● 2026-05-05 04:24:00
○ 2026-05-08 10:27:36
○ 2026-05-09 14:43:00
● 2026-05-10 00:27:28
● 2026-05-13 23:35:24

○A216.150.1.652026-05-08 → 2026-05-08 · 4 obs

○ 2026-05-05 04:24:00
● 2026-05-08 10:27:36
○ 2026-05-09 14:43:00
○ 2026-05-13 23:35:24

○A216.150.16.12026-04-27 → 2026-05-10 · 11 obs

○ 2026-04-27 12:36:26
● 2026-04-27 14:43:26
● 2026-04-28 11:31:06
○ 2026-04-29 07:58:18
○ 2026-05-03 21:04:34
● 2026-05-04 10:41:02
● 2026-05-05 04:24:00
○ 2026-05-08 10:27:36
○ 2026-05-09 14:43:00
● 2026-05-10 00:27:28
○ 2026-05-13 23:35:24

●A216.150.16.1292026-05-03 → 2026-05-13 · 7 obs

○ 2026-05-03 14:04:50
● 2026-05-03 21:04:34
○ 2026-05-04 10:41:02
○ 2026-05-08 10:27:36
● 2026-05-09 14:43:00
○ 2026-05-10 00:27:28
● 2026-05-13 23:35:24

○A216.150.16.1932026-04-27 → 2026-05-08 · 11 obs

● 2026-04-27 12:36:26
○ 2026-04-27 14:43:26
○ 2026-04-28 11:31:06
● 2026-04-29 07:58:18
○ 2026-04-29 09:00:08
○ 2026-05-03 21:04:34
● 2026-05-04 10:41:02
○ 2026-05-05 04:24:00
● 2026-05-08 10:27:36
○ 2026-05-09 14:43:00
○ 2026-05-13 23:35:24

○A216.150.16.652026-04-28 → 2026-04-28 · 4 obs

○ 2026-04-27 14:43:26
● 2026-04-28 11:31:06
○ 2026-04-29 07:58:18
○ 2026-05-13 23:35:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
attendu.dev	ns1.vercel-dns.com, ns2.vercel-dns.com	-

✅ Authoritative Response

Server:198.51.44.13

NS records: ns1.vercel-dns.com, ns2.vercel-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for attendu.dev (unsigned zone)

⏱️ Timing

Total: 610ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`216.150.1.129, 216.150.16.129`
NS	2	`ns1.vercel-dns.com, ns2.vercel-dns.com`
TXT	1	`v=spf1 ip4:54.240.50.109 ~all`
SOA	1	`ns1.vercel-dns.com hostmaster.nsone.net`

Analysis

Hierarchy

attendu.dev is the parent of claude-increase-timeout-errors-agxso.attendu.dev and feature-google-maps-proxy.attendu.dev.

IP Addresses

attendu.dev resolves to two IP numbers: 216.150.1.193 and 216.150.16.129.

Other host names, for instance appvigil.co, rheinfelspark.net, watchice.com, 12344ba599f30489.vercel-dns-016.com and ms-hydraulic.nl share IP numbers with attendu.dev.

Name Servers

attendu.dev has two name servers: ns1.vercel-dns.com and ns2.vercel-dns.com.

attendu.dev shares the same name server setup as other domains, for example radar.ltd, cagetrack.com, manzati.com, alice.cleaning and baic.co.za.

attendu.dev shares some name servers with other domains, for example dacosoft.pro, glr.se, ydrink.co, eucalc.com and mikkomoisander.com.

Host names with two IP numbers:

ns1.vercel-dns.com points to: 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13; ns2.vercel-dns.com points to: 2a00:edc0:6259:7:13::2 and 198.51.45.13.

attendu.dev - robtex.com

attendu.dev

dev