off.kr - dns.ninja

`off.kr`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:9506^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1d82^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.130^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.6^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`doug.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`doug.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`doug.ns.cloudflare.com`
		A	108.162.193.159^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	172.64.33.159^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
		A	173.245.59.159^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`doug.ns.cloudflare.com`
NS	`venus.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aeb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0eb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`venus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20eb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`venus.ns.cloudflare.com`
		A	108.162.192.235^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	172.64.32.235^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	173.245.58.235^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=5QH92_zhMDautvhoCABl8ZtGPrfrmnB8drlsRiaDe30`
TXT	`v=spf1 a mx include:google.com include:googlemail.com include:mail.stibee.com...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.130, 172.67.149.6
		IPv6 hints	2606:4700:3034::ac43:9506, 2606:4700:3037::6815:1d82
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOA	`doug.ns.cloudflare.com`dns@cloudflare.com serial=2408855391

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐
	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2607230972

Same first word

off.im

off.com.ar

off.net

off.md

off.world

off.co.il

off.gr

off.us

off.no

off.at

off.tv

off.media

off.am

off.mk

off.in

off.hu

off.ru

off.pl

off.info

off.ltd

off.es

off.gay

off.goog

off.ie

off.lol

off.earth

off.la

off.exchange

off.st

off.lease

off.com

off.pt

off.vc

off.org

off.com.tr

off.dk

off.casino

off.de

off.li

off.co.jp

off.ge

off.ovh

off.bz

off.co.kr

off.kr

off.fi

off.bet

off.team

off.theater

off.ae

off.cat

off.sh

off.tel

off.computer

off.dev

off.com.ph

off.jp

off.co

off.ba

off.net.mk

off.guide

off.cc

off.com.tw

off.si

off.co.uk

off.se

off.ca

off.ro

off.lv

off.systems

off.au

off.wpmudev.host

off.plus

off.discount

off.ch

off.tw

off.com.ni

off.academy

Similar names

fof.am

ffo.jp

ffo.ch

ffo.eu

fof.cl

ffo.com

fof.pl

fof.at

fof.fund

ffo.ir

ffo.cz

fof.gg

fof.sh

fof.ca

ffo.de

fof.lat

fof.de

ffo.tel

ffo.net

fof.cz

fof.net

fof.ir

fof.be

fof.aero

ffo.se

fof.la

ffo.dk

ffo.com.cn

fof.ge

ffo.ru

ffo.be

fof.es

ffo.co.in

ffo.me

fof.name

ffo.fi

fof.se

ffo.nu

fof.jp

fof.ch

ffo.us

fof.fr

fof.lv

fof.org.nz

fof.dk

fof.co

fof.su

fof.com.cn

ffo.kr

fof.org.au

fof.com

fof.fi

ffo.no

fof.com.br

fof.co.in

ffo.ca

DNS History

21 records (11 active, 10 former)

●NSdoug.ns.cloudflare.com2026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

○NSns.off.co.kr2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

○NSns2.off.co.kr2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

●NSvenus.ns.cloudflare.com2026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

●MXalt1.aspmx.l.google.com2015-07-22 → 2026-07-23 · 2 obs

● 2015-07-22 22:00:34
● 2026-07-23 14:29:24

●MXalt2.aspmx.l.google.com2015-07-22 → 2026-07-23 · 2 obs

● 2015-07-22 22:00:34
● 2026-07-23 14:29:24

●MXalt3.aspmx.l.google.com2026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

●MXalt4.aspmx.l.google.com2026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

●MXaspmx.l.google.com2015-07-22 → 2026-07-23 · 2 obs

● 2015-07-22 22:00:34
● 2026-07-23 14:29:24

○MXaspmx2.googlemail.com2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

○MXaspmx3.googlemail.com2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

○MXaspmx4.googlemail.com2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

○MXaspmx5.googlemail.com2015-07-22 → 2017-10-11 · 4 obs

● 2015-07-22 22:00:34
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

●A104.21.29.1302026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

●A172.67.149.62026-03-23 → 2026-07-23 · 3 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-07-23 14:29:24

○A211.241.227.132015-07-22 → 2016-09-06 · 4 obs

● 2015-07-22 22:00:34
● 2016-09-06 11:02:28
○ 2017-10-11 14:02:36
○ 2026-07-23 14:29:24

○A211.241.227.402017-10-11 → 2017-10-11 · 4 obs

○ 2016-09-06 11:02:28
● 2017-10-11 14:02:36
○ 2026-03-23 03:04:44
○ 2026-07-23 14:29:24

○A2606:4700:3034::6815:1d822026-03-23 → 2026-06-04 · 5 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-06-04 04:33:28
○ 2026-07-17 14:14:00
○ 2026-07-23 14:29:24

●A2606:4700:3034::ac43:95062026-07-17 → 2026-07-23 · 3 obs

○ 2026-06-04 04:33:28
● 2026-07-17 14:14:00
● 2026-07-23 14:29:24

○A2606:4700:3036::ac43:95062026-03-23 → 2026-06-04 · 5 obs

○ 2017-10-11 14:02:36
● 2026-03-23 03:04:44
● 2026-06-04 04:33:28
○ 2026-07-17 14:14:00
○ 2026-07-23 14:29:24

●A2606:4700:3037::6815:1d822026-07-17 → 2026-07-23 · 3 obs

○ 2026-06-04 04:33:28
● 2026-07-17 14:14:00
● 2026-07-23 14:29:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	-
off.kr	venus.ns.cloudflare.com, doug.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.235

NS records: venus.ns.cloudflare.com, doug.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for off.kr (unsigned zone)

⏱️ Timing

Total: 985ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.6, 104.21.29.130`
AAAA	2	`2606:4700:3037::6815:1d82, 2606:4700:3034::ac43:9506`
NS	2	`doug.ns.cloudflare.com, venus.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=5QH92_zhMDautvh, v=spf1 a mx include:google.com include:g`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`doug.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

off.kr points to the four IP addresses 104.21.29.130, 172.67.149.6, 2606:4700:3034::ac43:9506 and 2606:4700:3037::6815:1d82.

Two other host names, along with 0001c.com, 323kolaybet.com and leagivu.pro, also share IP numbers with off.kr.

Name Servers

off.kr is served by two delegated name servers, doug.ns.cloudflare.com and venus.ns.cloudflare.com.

off.kr shares its NS records with other domains, for example tokyobid.kr, jimpass.com, ppa-zic.com and two others.

At least some of off.kr's name servers are shared with other domains, for example bet3333app.com.br, prepaidmarkt.de, severa.com and two more.

These name servers tend to be deployed in combination with the name servers memphis.ns.cloudflare.com and chan.ns.cloudflare.com.

DNS names with 6 IP addresses:

doug.ns.cloudflare.com carries IP addresses 108.162.193.159, 172.64.33.159 and 173.245.59.159, with 3 other addresses beyond those.

venus.ns.cloudflare.com carries IP addresses 108.162.192.235, 172.64.32.235 and 173.245.58.235, with 3 other addresses beyond those.

Mail Servers

off.kr has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between off.kr and other domains, including ns500724.ns500737.ns500737.ns500737.ns500724.ns500724.ns500599.ns500724.ns500724.ns500599.ns500724.ns500737.ns500599.ns500697.ns500583.ns500599.ns500599.yummyflingsfinder.com, ns500731.ns500754.ns500742.ns500742.ns500704.ns500704.ns500705.ns500671.ns500671.ns500671.ns500671.ns500649.tenderladiesbz.com, magnoliasspa.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com maps to two IP addresses — 192.178.218.26 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.