`olddo.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8b23^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:570c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.12^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.35^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`crystal.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`crystal.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`crystal.ns.cloudflare.com`
		A	108.162.194.202^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	162.159.38.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
		A	172.64.34.202^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`crystal.ns.cloudflare.com`
NS	`ryan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ce5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ryan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ryan.ns.cloudflare.com`
		A	108.162.195.229^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryan.ns.cloudflare.com`
		A	162.159.44.229^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryan.ns.cloudflare.com`
		A	172.64.35.229^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ryan.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.12, 172.67.139.35
		IPv6 hints	2606:4700:3030::ac43:8b23, 2606:4700:3033::6815:570c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOA	`crystal.ns.cloudflare.com`dns@cloudflare.com serial=2400077462

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034662032

Same first word

olddo.org

olddo.com

olddo.cn

Similar names

dodol.co

dodol.net

doodl.co

ddolo.com

loddo.com

ldodo.com

ooddl.com

doldo.cn

loodd.com

loddo.org

doodl.net

doodl.com

dodol.us

dodol.co.uk

doold.com

loddo.de

doodl.in

dodol.com

loddo.eu

dolod.net

doodl.de

dodlo.com

doodl.co.nz

doodl.us

dolod.com

doldo.net

doldo.com

oddol.com

DNS History

18 records (6 active, 12 former)

●NScrystal.ns.cloudflare.com2026-02-17 → 2026-04-12 · 3 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
● 2026-04-12 09:50:54

○NSdns1.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

○NSdns2.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

○NSdns3.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

○NSdns4.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

○NSdns5.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

○NSdns6.iidns.com2015-05-31 → 2017-01-08 · 4 obs

● 2015-05-31 22:17:02
● 2017-01-08 01:11:04
○ 2018-07-24 01:21:08
○ 2026-04-12 09:50:54

●NSryan.ns.cloudflare.com2026-02-17 → 2026-04-12 · 3 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
● 2026-04-12 09:50:54

○NSv1.dns234.net2018-07-24 → 2018-07-24 · 4 obs

○ 2017-01-08 01:11:04
● 2018-07-24 01:21:08
○ 2020-11-21 13:16:32
○ 2026-04-12 09:50:54

○NSv2.dns234.net2018-07-24 → 2018-07-24 · 4 obs

○ 2017-01-08 01:11:04
● 2018-07-24 01:21:08
○ 2020-11-21 13:16:32
○ 2026-04-12 09:50:54

●A104.21.87.122026-02-17 → 2026-04-12 · 5 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
○ 2026-02-28 07:09:14
● 2026-04-08 05:35:44
● 2026-04-12 09:50:54

○A166.88.154.552018-07-24 → 2018-07-24 · 3 obs

● 2018-07-24 01:21:08
○ 2020-11-21 13:16:32
○ 2026-04-12 09:50:54

○A166.88.167.862018-07-24 → 2018-07-24 · 3 obs

● 2018-07-24 01:21:08
○ 2020-11-21 13:16:32
○ 2026-04-12 09:50:54

○A172.64.80.12026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-17 10:35:06
● 2026-02-28 07:09:14
○ 2026-04-08 05:35:44
○ 2026-04-12 09:50:54

●A172.67.139.352026-02-17 → 2026-04-12 · 5 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
○ 2026-02-28 07:09:14
● 2026-04-08 05:35:44
● 2026-04-12 09:50:54

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-17 10:35:06
● 2026-02-28 07:09:14
○ 2026-04-08 05:35:44
○ 2026-04-12 09:50:54

●A2606:4700:3030::ac43:8b232026-02-17 → 2026-04-12 · 5 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
○ 2026-02-28 07:09:14
● 2026-04-08 05:35:44
● 2026-04-12 09:50:54

●A2606:4700:3033::6815:570c2026-02-17 → 2026-04-12 · 5 obs

○ 2020-11-21 13:16:32
● 2026-02-17 10:35:06
○ 2026-02-28 07:09:14
● 2026-04-08 05:35:44
● 2026-04-12 09:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
olddo.cn	ryan.ns.cloudflare.com, crystal.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.202

NS records: ryan.ns.cloudflare.com, crystal.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for olddo.cn (unsigned zone)

⏱️ Timing

Total: 818ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.35, 104.21.87.12`
AAAA	2	`2606:4700:3033::6815:570c, 2606:4700:3030::ac43:8b23`
NS	2	`crystal.ns.cloudflare.com, ryan.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`crystal.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

Four IP numbers are pointed to by olddo.cn: 2606:4700:3030::ac43:8b23, 2606:4700:3033::6815:570c, 104.21.87.12 and 172.67.139.35.

other host names including reganmotors.com, aitech.eu, cheaptlcrentals.com, sportpoisktv.ru and llwpycsxjduw.click share IP numbers with olddo.cn.

Name Servers

olddo.cn is delegated to two name servers crystal.ns.cloudflare.com and ryan.ns.cloudflare.com.

olddo.cn shares the same name server setup as other domains, for instance creditfossil.com, ezgb.cn, ettf.cn, mc4lvaaf.cn and ahdshl.com.

olddo.cn at least partially shares name servers with other domains, for instance jinseijyuku.com, loginselir188.space, ballet-revolucion.de, tripsover.com and fglux.vip.

These name servers are commonly used with thaddeus.ns.cloudflare.com, apollo.ns.cloudflare.com and anita.ns.cloudflare.com.

Host names with six IP numbers:

Host name crystal.ns.cloudflare.com points to: 2606:4700:50::a29f:26ca, 2803:f800:50::6ca2:c2ca, 2a06:98c1:50::ac40:22ca, 108.162.194.202, 162.159.38.202 and 172.64.34.202.

Host name ryan.ns.cloudflare.com points to: 2606:4700:58::a29f:2ce5, 2803:f800:50::6ca2:c3e5, 2a06:98c1:50::ac40:23e5, 108.162.195.229, 162.159.44.229 and 172.64.35.229.

olddo.cn - robtex.com

olddo.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`olddo.cn`

`cn`