`crab.tw`

DNSSEC	⚠️ Not signed
NS	`ns1.osdog.com` ⚠️ Not in zone NS records
		A	172.104.125.70^{🇯🇵 AKAMAI-LINODE-AP172.104.96.0/19 Akamai Technologies}
			PTR	`akane.com.tw`
NS	`ns2.osdog.com` ⚠️ Not in zone NS records
		A	172.234.88.57^{🇯🇵 AKAMAI-LINODE-AP172.234.80.0/20 Akamai Technologies}
			PTR	`ns2.osdog.com`

`tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.tw` ⭐
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.dns.tw`
	NS	`c.dns.tw`
	NS	`d.dns.tw`
	NS	`e.dns.tw`
	NS	`f.dns.tw`
	NS	`g.dns.tw`
	NS	`h.dns.tw`
	SOA	`a.dns.tw`snw@twnic.net.tw serial=2010994907

Same first word

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crab.mx

crab.de

crab.asia

crab.me

crab.co.za

crab.im

crab.tools

crab.cafe

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Similar names

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arbc.com.cn

rbca.de

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barc.dk

rabc.com

barc.asia

brac.fr

brac.be

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arcb.ro

arcb.com.au

rbac.org.br

rbac.com

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carb.com.au

cbra.net

brac.co

acrb.net

brac.org.au

arcb.ch

cbra.jp

barc.com.pl

cabr.com.cn

cabr.org

rcba.ca

arcb.jobs

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rcba.in

rbca.org

cbra.am

cbra.org.br

cbar.net

rbac.ie

abcr.ac.th

brac.net

acrb.us

brac.com.pt

abcr.gmbh

rbca.net

rcba.net

cbra.fr

carb.us

brac.asn.au

bacr.ru

abcr.org.br

brca.com

barc.digital

brac.es

cabr.ac.cn

carb.ink

rbca.com.ar

brac.info

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barc.us

brca.me

brac.co.za

rbac.eu

carb.coop

abcr.biz

carb.one

carb.it

abcr.com

rcba.com

abcr.co.uk

barc.at

rbac.co.za

barc.kr

abcr.se

bcra.cn

barc.org.au

bcra.de

abcr.com.br

abcr.lv

acbr.cn

arcb.ru

cbar.info

brac.dk

abcr.org

rbac.in

brac.name

rcba.org

bcar.net

bcra.com

carb.io

bacr.com

acbr.fr

rbac.dk

bcra.gob.ar

carb.pt

rcab.org.uk

cabr.eu

abrc.ca

brac.ca

brca.lt

bcar.de

carb.kz

barc.se

arbc.ru

bacr.co.uk

brac.net.au

brac.com.my

cabr.ca

acrb.com

brac.us

abcr.fr

brca.gr

barc.asn.au

abrc.ro

bcra.org.au

bcra.org

brca.ro

brac.cz

barc.today

abrc.org

carb.ru

cbra.or.jp

abrc.org.au

bcra.gob.pk

brca.at

DNS History

10 records (2 active, 8 former)

●NSns1.osdog.com2026-03-24 → 2026-03-24 · 3 obs

○ 2016-12-06 21:36:40
● 2026-03-24 03:31:34
● 2026-03-24 03:31:36

○NSns1287.websitewelcome.com2026-03-24 → 2026-03-24 · 2 obs

○ 2026-03-24 03:31:34
○ 2026-03-24 03:31:36

○NSns1288.websitewelcome.com2026-03-24 → 2026-03-24 · 2 obs

○ 2026-03-24 03:31:34
○ 2026-03-24 03:31:36

●NSns2.osdog.com2026-03-24 → 2026-03-24 · 3 obs

○ 2016-12-06 21:36:40
● 2026-03-24 03:31:34
● 2026-03-24 03:31:36

○NSrsdn1.octor.com2015-08-29 → 2016-08-24 · 4 obs

● 2015-08-29 12:58:42
● 2016-08-24 21:50:04
○ 2016-12-06 21:36:40
○ 2026-03-24 03:31:36

○NSrsdn2.octor.com2015-08-29 → 2016-08-24 · 4 obs

● 2015-08-29 12:58:42
● 2016-08-24 21:50:04
○ 2016-12-06 21:36:40
○ 2026-03-24 03:31:36

○MXcrab.tw2015-08-29 → 2016-05-24 · 4 obs

● 2015-08-29 12:58:42
● 2016-05-24 22:04:50
○ 2016-08-24 21:50:04
○ 2026-03-24 03:31:36

○A114.34.18.32015-08-29 → 2016-05-24 · 4 obs

● 2015-08-29 12:58:42
● 2016-05-24 22:04:50
○ 2016-08-24 21:50:04
○ 2026-03-24 03:31:36

○A122.117.81.2162016-08-24 → 2016-08-24 · 4 obs

○ 2016-05-24 22:04:50
● 2016-08-24 21:50:04
○ 2016-12-06 21:36:40
○ 2026-03-24 03:31:36

○A61.216.111.822016-08-24 → 2016-08-24 · 4 obs

○ 2016-05-24 22:04:50
● 2016-08-24 21:50:04
○ 2016-12-06 21:36:40
○ 2026-03-24 03:31:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	f.dns.tw, g.dns.tw, a.dns.tw, d.dns.tw...	-
crab.tw	ns2.osdog.com, ns1.osdog.com	-

✅ Authoritative Response

Server:172.234.88.57

NS records: ns2.osdog.com, ns1.osdog.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crab.tw (unsigned zone)

⏱️ Timing

Total: 1601ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

crab.tw is delegated to two name servers: ns1.osdog.com and ns2.osdog.com.

crab.tw uses the same name server setup as other domains, including hotpot.com.tw, xn--u9j3hxd0f.com, spy.com.tw, servercoco.com and taigadit.com.

crab.tw partially shares name servers with other domains, for instance xn--u9jw47it6s.jp, xn--u9ja3d.jp, xn--u9j2g0gjb.jp and xn--u9j710pbcw.jp.

These name servers are commonly used alongside the name servers ns3.osdog.com.

Hostnames with a single IP

ns1.osdog.com resolves to: 172.104.125.70.

ns2.osdog.com resolves to: 172.234.88.57.

crab.tw - robtex.com

crab.tw

tw