do-cat.com - dns.ninja

`do-cat.com`

DNSSEC	🔒 Signed (DS record present)
A	13.78.102.100^{🇯🇵 Microsoft13.64.0.0/11 MICROSOFT}
NS	`ns000.d-53.net` ⭐
NS	`ns006-t0v4j9epjo8d4ldm.t.d-53.info`
		A	2001:240:bb81::28:37^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s006.d-53.biz`
		A	202.32.219.37^{🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s006.d-53.biz`
NS	`ns006-t0v4j9epjo8d4ldm.t.d-53.jp`
		A	2001:240:bb81::29:1097^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s006.d-53.org`
		A	203.180.146.97^{🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s006.d-53.org`
NS	`ns006-t0v4j9epjo8d4ldm.t.d-53.org`
		A	2001:240:bb81::29:97^{🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )}
			PTR	`s006.d-53.net`
		A	210.138.20.97^{🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )}
			PTR	`s006.d-53.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`x3gtnutidtf3zmuj6vw3smcdjvr2qo7lmz3aixezod4vxhbegieq.mx-verification.google.com`⁽¹⁵⁾
SOA	`ns000.d-53.net`dns-managers@iij.ad.jp serial=341

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782674245

Same first word

do-cat.com

do-cat.sakura.ne.jp

do-cat.co.jp

Similar names

tod-ac.com

adt-co.com

toda-c.ed.jp

DNS History

10 records (7 active, 3 former)

○NSdns-b.iij.ad.jp2015-07-25 → 2016-12-27 · 4 obs

● 2015-07-25 11:52:04
● 2016-12-27 01:35:00
○ 2026-03-23 06:24:58
○ 2026-06-28 19:18:06

○NSdns-c.iij.ad.jp2015-07-25 → 2016-12-27 · 4 obs

● 2015-07-25 11:52:04
● 2016-12-27 01:35:00
○ 2026-03-23 06:24:58
○ 2026-06-28 19:18:06

●NSns000.d-53.net2026-03-23 → 2026-06-28 · 3 obs

○ 2016-12-27 01:35:00
● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●NSns006-t0v4j9epjo8d4ldm.t.d-53.info2026-03-23 → 2026-06-28 · 3 obs

○ 2016-12-27 01:35:00
● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●NSns006-t0v4j9epjo8d4ldm.t.d-53.jp2026-03-23 → 2026-06-28 · 3 obs

○ 2016-12-27 01:35:00
● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●NSns006-t0v4j9epjo8d4ldm.t.d-53.org2026-03-23 → 2026-06-28 · 3 obs

○ 2016-12-27 01:35:00
● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●MXsmtp.google.com2026-03-23 → 2026-06-28 · 2 obs

● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●MXx3gtnutidtf3zmuj6vw3smcdjvr2qo7lmz3aixezod4vxhbegieq.mx-verification.google.com2026-03-23 → 2026-06-28 · 2 obs

● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

●A13.78.102.1002026-03-23 → 2026-06-28 · 3 obs

○ 2016-12-27 01:35:00
● 2026-03-23 06:24:58
● 2026-06-28 19:18:06

○A219.127.205.2012015-07-25 → 2016-12-27 · 4 obs

● 2015-07-25 11:52:04
● 2016-12-27 01:35:00
○ 2026-03-23 06:24:58
○ 2026-06-28 19:18:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...	-
do-cat.com	ns006-t0v4j9epjo8d4ldm.t.d-53.info, ns006-t0v4j9epjo8d4ldm.t.d-53.jp, ns006-t0v4j9epjo8d4ldm.t.d-53.org	-

✅ Authoritative Response

Server:203.180.146.97

NS records: ns006-t0v4j9epjo8d4ldm.t.d-53.info, ns006-t0v4j9epjo8d4ldm.t.d-53.jp, ns006-t0v4j9epjo8d4ldm.t.d-53.org

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1941ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`13.78.102.100`
NS	3	`ns006-t0v4j9epjo8d4ldm.t.d-53.org, ns006-t0v4j9epjo8d4ldm.t.d-53.info...`
MX	2	`x3gtnutidtf3zmuj6vw3smcdjvr2qo7lmz3aixez, smtp.google.com (pri: 1)`
SOA	1	`ns000.d-53.net dns-managers.iij.ad.jp`

Analysis

IP Addresses

do-cat.com resolves to just one IP address, 13.78.102.100.

Other host names, among them www.digital-office.co.jp and digital-office.co.jp, have IP numbers in common with do-cat.com.

Name Servers

The NS records for do-cat.com point to four name servers: ns000.d-53.net, ns006-t0v4j9epjo8d4ldm.t.d-53.info, ns006-t0v4j9epjo8d4ldm.t.d-53.jp and ns006-t0v4j9epjo8d4ldm.t.d-53.org.

At least some of do-cat.com's name servers are shared with other domains, for example 219.138.210.in-addr.arpa, fuji-carbon.com.vn, 103.183.58.megaegg.ne.jp and two more.

These name servers tend to co-occur with dns-b.iij.ad.jp, dns-c.iij.ad.jp, ns01.iij-dns.jp and 6 other name servers in the same DNS delegations.

ns006-t0v4j9epjo8d4ldm.t.d-53.info, ns006-t0v4j9epjo8d4ldm.t.d-53.jp and ns006-t0v4j9epjo8d4ldm.t.d-53.org each resolve to two IP addresses: ns006-t0v4j9epjo8d4ldm.t.d-53.info resolves to 202.32.219.37 and 2001:240:bb81::28:37; ns006-t0v4j9epjo8d4ldm.t.d-53.jp resolves to 203.180.146.97 and 2001:240:bb81::29:1097; ns006-t0v4j9epjo8d4ldm.t.d-53.org resolves to 210.138.20.97 and 2001:240:bb81::29:97.

Mail Servers

do-cat.com is served by two mail servers, smtp.google.com and x3gtnutidtf3zmuj6vw3smcdjvr2qo7lmz3aixezod4vxhbegieq.mx-verification.google.com.

There is at least a partial MX overlap between do-cat.com and other domains, including moonkatt.com, gizmosa.com, mylaunchcoach.com and two others.

DNS names with 9 IP addresses:

smtp.google.com resolves to 142.251.16.26, 142.251.16.27, 173.194.45.27 and 6 other IP addresses.