`beruf-aca.jp`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:de5e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:5e6b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.94.107^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.222.94^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`isaac.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`isaac.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`isaac.ns.cloudflare.com`
		A	108.162.193.177^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	172.64.33.177^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
		A	173.245.59.177^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`isaac.ns.cloudflare.com`
NS	`ligia.ns.cloudflare.com`
		A	2606:4700:50::a29f:2604^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c204^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ligia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2204^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ligia.ns.cloudflare.com`
		A	108.162.194.4^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	162.159.38.4^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
		A	172.64.34.4^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ligia.ns.cloudflare.com`
MX	`wxa107.wadax-sv.jp` ⭐
		A	153.123.7.8^{🇯🇵 AS131921153.123.6.0/23 GMO GlobalSign Holdings K.K.}
			PTR	`wxa107.wadax-sv.jp`
TXT	`google-site-verification=w5Rr_MrKEpTjSlS-AnhzC7oXCPDnuD7ChoYYAJd5-MQ`
TXT	`v=spf1 +ip4:52.69.6.103 +include:amazonses.com +ip4:153.123.7.58 +include:_sp...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.94.107, 172.67.222.94
		IPv6 hints	2606:4700:3031::ac43:de5e, 2606:4700:3032::6815:5e6b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=31, name=cloudflare-ech.com
SOA	`isaac.ns.cloudflare.com`dns@cloudflare.com serial=2407837233

`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=1785000603

NS for

beruf-aca.jp

Same first word

beruf-aca.jp

DNS History

14 records (7 active, 7 former)

○NSberuf-aca.jp2015-05-25 → 2026-04-01 · 3 obs

● 2015-05-25 03:06:18
● 2026-04-01 16:32:30
○ 2026-07-25 17:41:52

○NSdns01.muumuu-domain.com2015-05-25 → 2026-04-01 · 3 obs

● 2015-05-25 03:06:18
● 2026-04-01 16:32:30
○ 2026-07-25 17:41:52

○NSdns02.muumuu-domain.com2015-05-25 → 2026-04-01 · 3 obs

● 2015-05-25 03:06:18
● 2026-04-01 16:32:30
○ 2026-07-25 17:41:52

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

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

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

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

○MXmail.beruf-aca.jp2015-05-25 → 2017-05-26 · 4 obs

● 2015-05-25 03:06:18
● 2017-05-26 15:40:32
○ 2026-02-18 03:28:22
○ 2026-07-25 17:41:52

●MXwxa107.wadax-sv.jp2026-02-18 → 2026-07-25 · 3 obs

○ 2017-05-26 15:40:32
● 2026-02-18 03:28:22
● 2026-07-25 17:41:52

●A104.21.94.1072026-07-25 → 2026-07-25 · 2 obs

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

●A172.67.222.942026-07-25 → 2026-07-25 · 2 obs

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

○A18.180.225.2542026-02-18 → 2026-04-01 · 4 obs

○ 2017-05-26 15:40:32
● 2026-02-18 03:28:22
● 2026-04-01 16:32:30
○ 2026-07-25 17:41:52

○A211.125.90.102015-05-25 → 2016-04-03 · 4 obs

● 2015-05-25 03:06:18
● 2016-04-03 10:36:16
○ 2016-09-09 10:49:30
○ 2026-07-25 17:41:52

●A2606:4700:3031::ac43:de5e2026-07-25 → 2026-07-25 · 2 obs

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

●A2606:4700:3032::6815:5e6b2026-07-25 → 2026-07-25 · 2 obs

○ 2026-04-01 16:32:30
● 2026-07-25 17:41:52

○A52.197.67.812016-09-09 → 2017-05-26 · 5 obs

○ 2016-04-03 10:36:16
● 2016-09-09 10:49:30
● 2017-05-26 15:40:32
○ 2026-02-18 03:28:22
○ 2026-07-25 17:41:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
beruf-aca.jp	isaac.ns.cloudflare.com, ligia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.177

NS records: isaac.ns.cloudflare.com, ligia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for beruf-aca.jp (unsigned zone)

⏱️ Timing

Total: 555ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.222.94, 104.21.94.107`
AAAA	2	`2606:4700:3032::6815:5e6b, 2606:4700:3031::ac43:de5e`
NS	2	`isaac.ns.cloudflare.com, ligia.ns.cloudflare.com`
MX	1	`wxa107.wadax-sv.jp (pri: 10)`
TXT	2	`google-site-verification=w5Rr_MrKEpTjSlS, v=spf1 +ip4:52.69.6.103 +include:amazons`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`isaac.ns.cloudflare.com dns.cloudflare.c`

Analysis

Name Server Role

beruf-aca.jp acts as a name server for beruf-aca.jp, meaning it is self-referentially delegated.

It is common to find dns01.muumuu-domain.com and dns02.muumuu-domain.com serving as name servers together with beruf-aca.jp.

IP Addresses

beruf-aca.jp points to the four IP addresses 104.21.94.107, 172.67.222.94, 2606:4700:3031::ac43:de5e and 2606:4700:3032::6815:5e6b.

mauromaldonato.net, resultsdigitalmedia.com, www.egospodarul.ro and two other host names share IP numbers with beruf-aca.jp.

Name Servers

The NS records for beruf-aca.jp delegate to isaac.ns.cloudflare.com and ligia.ns.cloudflare.com.

beruf-aca.jp uses the same name servers as several other domains — among them basecareer.co, gizmobo.com, scope.ie and two more.

There is at least partial name server overlap between beruf-aca.jp and other domains — bci.ao, xx6mdfyke9tt.today, 66laomao.com and two more among them.

These name servers are routinely deployed together with the name servers rex.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

isaac.ns.cloudflare.com maps to 108.162.193.177, 172.64.33.177, 173.245.59.177 and 3 additional IP addresses.

ligia.ns.cloudflare.com maps to 108.162.194.4, 162.159.38.4, 172.64.34.4 and 3 additional IP addresses.

Mail Servers

Mail for beruf-aca.jp is handled by a single mail server, wxa107.wadax-sv.jp.

beruf-aca.jp uses an identical mail server configuration to several other domains — among them kyousei.ed.jp, raymay-store.jp, k-nys.com and two more.

beruf-aca.jp has at least partial mail server overlap with other domains such as khmerway.com, effect-effect.com, think-vein.jp and two more.

wxa107.wadax-sv.jp resolves to 153.123.7.8 and no other IP number.

beruf-aca.jp - robtex.com

beruf-aca.jp

jp

NS for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Server Role

IP Addresses

Name Servers

Mail Servers

`beruf-aca.jp`

`jp`