`klaas.jp`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:c16^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:974e^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.22^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.151.78^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adam.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c136^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2136^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adam.ns.cloudflare.com`
		A	108.162.193.54^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	172.64.33.54^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	173.245.59.54^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
NS	`elma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elma.ns.cloudflare.com`
		A	108.162.192.154^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	172.64.32.154^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
		A	173.245.58.154^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elma.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`route2.mx.cloudflare.net`⁽⁷²⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`route3.mx.cloudflare.net`⁽⁷³⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.12.22, 172.67.151.78
		IPv6 hints	2606:4700:3034::6815:c16, 2606:4700:3035::ac43:974e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=26, name=cloudflare-ech.com
SOA	`adam.ns.cloudflare.com`dns@cloudflare.com serial=2406927521

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1785230102

⚠️ On DNS blocklist: tif

Same first word

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klaas.dk

klaas.no

klaas.com

klaas.de

klaas.ch

klaas.biz

klaas.at

klaas.jp

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Similar names

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askla.az

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salak.pl

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skala.pl

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laska.com.vn

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sakla.ru

sakal.fr

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sakal.media

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aksla.cn

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kasal.in

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klasa.be

DNS History

13 records (9 active, 4 former)

●NSadam.ns.cloudflare.com2026-07-25 → 2026-07-28 · 2 obs

● 2026-07-25 04:41:46
● 2026-07-28 09:24:44

●NSelma.ns.cloudflare.com2026-07-25 → 2026-07-28 · 2 obs

● 2026-07-25 04:41:46
● 2026-07-28 09:24:44

●MXroute1.mx.cloudflare.net2026-07-25 → 2026-07-28 · 2 obs

● 2026-07-25 04:41:46
● 2026-07-28 09:24:44

●MXroute2.mx.cloudflare.net2026-07-25 → 2026-07-28 · 2 obs

● 2026-07-25 04:41:46
● 2026-07-28 09:24:44

●MXroute3.mx.cloudflare.net2026-07-25 → 2026-07-28 · 2 obs

● 2026-07-25 04:41:46
● 2026-07-28 09:24:44

●A104.21.12.222026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-25 04:41:46
● 2026-07-28 09:24:42
● 2026-07-28 09:24:44

●A172.67.151.782026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-25 04:41:46
● 2026-07-28 09:24:42
● 2026-07-28 09:24:44

○A188.114.96.02026-07-25 → 2026-07-25 · 3 obs

● 2026-07-25 04:41:46
○ 2026-07-28 09:24:42
○ 2026-07-28 09:24:44

○A188.114.97.02026-07-25 → 2026-07-25 · 3 obs

● 2026-07-25 04:41:46
○ 2026-07-28 09:24:42
○ 2026-07-28 09:24:44

●A2606:4700:3034::6815:c162026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-25 04:41:46
● 2026-07-28 09:24:42
● 2026-07-28 09:24:44

●A2606:4700:3035::ac43:974e2026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-25 04:41:46
● 2026-07-28 09:24:42
● 2026-07-28 09:24:44

○A2a06:98c1:3120::2026-07-25 → 2026-07-25 · 3 obs

● 2026-07-25 04:41:46
○ 2026-07-28 09:24:42
○ 2026-07-28 09:24:44

○A2a06:98c1:3121::2026-07-25 → 2026-07-25 · 3 obs

● 2026-07-25 04:41:46
○ 2026-07-28 09:24:42
○ 2026-07-28 09:24:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	g.dns.jp, e.dns.jp, a.dns.jp, f.dns.jp...	-
klaas.jp	elma.ns.cloudflare.com, adam.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.54

NS records: elma.ns.cloudflare.com, adam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for klaas.jp (unsigned zone)

⏱️ Timing

Total: 982ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.12.22, 172.67.151.78`
AAAA	2	`2606:4700:3035::ac43:974e, 2606:4700:3034::6815:c16`
NS	2	`adam.ns.cloudflare.com, elma.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 54), route2.mx.cloudflare.net (pri: 72)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adam.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

klaas.jp resolves to four IP addresses: 104.21.12.22, 172.67.151.78, 2606:4700:3034::6815:c16 and 2606:4700:3035::ac43:974e.

Two other host names, along with monautoneuve.fr, namiwcil.org and anylogic.com.br, also share IP numbers with klaas.jp.

Name Servers

klaas.jp has two authoritative name servers — adam.ns.cloudflare.com and elma.ns.cloudflare.com.

klaas.jp shares its NS records with other domains, for example apkpure.store, mmo.nz, filam.store and two others.

klaas.jp has at least partial name server overlap with other domains, such as hillsidechristian.org, adamsdarbar.co.uk, bitflux.com.np and two others.

It is common to see these name servers used together with name servers leland.ns.cloudflare.com and sonia.ns.cloudflare.com.

DNS names with 6 IP addresses:

adam.ns.cloudflare.com points to 108.162.193.54, 172.64.33.54, 173.245.59.54 and 3 other IP addresses.

elma.ns.cloudflare.com points to 108.162.192.154, 172.64.32.154, 173.245.58.154 and 3 other IP addresses.

Mail Servers

klaas.jp has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between klaas.jp and other domains, including vdd-osnabrueck.de, aliex.co, barker.co.uk and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

klaas.jp - robtex.com

klaas.jp

jp

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`klaas.jp`

`jp`