`xs4all.us`

DNSSEC	🔒 Signed (DS record present)
A	2600:9000:238d:c00:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:1c00:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:3800:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:4e00:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:a600:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:be00:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:e200:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	2600:9000:238d:f200:a:5e19:cc40:93a1^{🇺🇸 Amazon2600:9000:238d::/48}
A	52.222.139.26^{🇺🇸 Amazon52.222.136.0/21}
A	52.222.139.74^{🇺🇸 Amazon52.222.136.0/21}
A	52.222.139.102^{🇺🇸 Amazon52.222.136.0/21}
A	52.222.139.119^{🇺🇸 Amazon52.222.136.0/21}
NS	`ns11.kpn.net` ⭐
		A	2a02:a47f:ac:1::1153^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns11.kpn.net`
			PTR	`ns1.widexs.net`
			PTR	`ns01.is.nl`
			PTR	`ns1.widexs.nl`
		A	213.75.63.33^{🇳🇱 PT213.75.0.0/17 PIADDR}
			PTR	`ns11.kpn.net`
			PTR	`ns1.widexs.net`
			PTR	`ns01.is.nl`
			PTR	`ns1.widexs.nl`
NS	`ns1.kpn.net`
		A	2a02:a47f:ac:1::153^{🇳🇱 KPN2a02:a400::/25 B.V.}
			PTR	`ns1.kpn.net`
		A	194.151.228.10^{🇩🇪 KPN194.151.224.0/19 B.V.}
			PTR	`ns1.kpn.net`
TXT	`v=spf1 -all`
SOA	`ns1.kpn.net`zonemaster@kpn.com 2026-05-07 #1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1778678680

Same first word

xs4all.org

xs4all.tel

xs4all.biz

xs4all.co.uk

xs4all.jp

xs4all.hu

xs4all.de

xs4all.tv

xs4all.mobi

xs4all.space

xs4all.s3.amazonaws.com

xs4all.eu

xs4all.us

xs4all.co

xs4all.nu

xs4all.it

xs4all.com

xs4all.nl

xs4all.net

xs4all.email

xs4all.be

Similar names

all4xs.net

all4xs.org

4allxs.com

all4xs.be

all4xs.com

4allxs.nl

all4xs.eu

all4xs.nl

DNS History

21 records (14 active, 7 former)

○NSns.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

●NSns1.kpn.net2026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●NSns11.kpn.net2026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

○NSns2.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

○MXmx1.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

○MXmx2.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

○MXmx3.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

○MXmx4.xs4all.nl2015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

○A194.109.6.922015-07-04 → 2020-12-31 · 4 obs

● 2015-07-04 21:10:52
● 2020-12-31 20:34:04
○ 2026-04-23 10:22:42
○ 2026-05-13 14:03:52

●A2600:9000:238d:1c00:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:3800:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:4e00:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:a600:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:be00:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:c00:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:e200:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A2600:9000:238d:f200:a:5e19:cc40:93a12026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A52.222.139.1022026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A52.222.139.1192026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A52.222.139.262026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

●A52.222.139.742026-04-23 → 2026-05-13 · 3 obs

○ 2020-12-31 20:34:04
● 2026-04-23 10:22:42
● 2026-05-13 14:03:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	w.cctld.us, f.cctld.us, y.cctld.us, k.cctld.us...	-
xs4all.us	ns11.kpn.net, ns1.kpn.net	-

✅ Authoritative Response

Server:194.151.228.10

NS records: ns11.kpn.net, ns1.kpn.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 800ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`52.222.139.102, 52.222.139.26...`
AAAA	8	`2600:9000:238d:c00:a:5e19:cc40:93a1, 2600:9000:238d:4e00:a:5e19:cc40:93a1...`
NS	2	`ns1.kpn.net, ns11.kpn.net`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.kpn.net zonemaster.kpn.com`

Analysis

IP Addresses

xs4all.us points to twelve IP numbers: 2600:9000:238d:c00:a:5e19:cc40:93a1, 2600:9000:238d:1c00:a:5e19:cc40:93a1, 2600:9000:238d:3800:a:5e19:cc40:93a1, 2600:9000:238d:4e00:a:5e19:cc40:93a1, 2600:9000:238d:a600:a:5e19:cc40:93a1, 2600:9000:238d:be00:a:5e19:cc40:93a1, 2600:9000:238d:e200:a:5e19:cc40:93a1, 2600:9000:238d:f200:a:5e19:cc40:93a1, 52.222.139.26, 52.222.139.74, 52.222.139.102 and 52.222.139.119.

Other host names, for instance server-52-222-139-102.fra50.r.cloudfront.net, xs4all.com, server-52-222-139-119.fra50.r.cloudfront.net, exit4all.net and exit4all.org share IP numbers with xs4all.us.

Name Servers

Two name servers ns11.kpn.net and ns1.kpn.net handle delegation for xs4all.us.

xs4all.us uses the same name server setup as other domains, for example mkon.nl, huphop.nl, prepaid.net, kpnconsult.nl and hvl.nl.

xs4all.us partially shares name servers with other domains, such as planetweetwatspeelt.com and lincherie.com.

Host names with two IP numbers:

ns11.kpn.net points to: 2a02:a47f:ac:1::1153 and 213.75.63.33

ns1.kpn.net points to: 2a02:a47f:ac:1::153 and 194.151.228.10

xs4all.us - robtex.com

xs4all.us

us

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`xs4all.us`

`us`