`srdd.cn`

DNSSEC	⚠️ Not signed
A	154.55.135.135^{🇺🇸 COGENT154.55.135.0/24}
NS	`ns1.julydns.com` ⭐ ⚠️ Not in parent delegation
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	47.97.51.45^{🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD}
			PTR	`ip-47-97-51-45.defastlink.net`
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-27-251.defastlink.net`
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-162-159-48-223.defastlink.net`
SOA	`ns1.julydns.com`master@jmdns.com serial=1751264312

`cn`

	DNSSEC	⚠️ Not signed
	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=2034546407

Previously NS for

srdd.cn

Same first word

srdd.ru

srdd.cn

Similar names

rdds.com

drds.net

rsdd.de

ddrs.nl

rsdd.nl

rdsd.lv

drds.org

rdds.net

ddrs.co.uk

drds.dk

ddrs.de

rdds.de

rdsd.net

rdds.org

rdsd.io

drds.in

dsrd.se

drds.ca

rdds.ca

ddsr.com

dsdr.com.cn

drsd.or.kr

rsdd.name

rdds.reise

drds.co.uk

ddsr.ch

rdds.eu

ddsr.net

ddrs.com

sddr.cn

rdds.global

drsd.de

drds.africa

ddrs.cn

rsdd.cn

ddsr.dk

drds.eu

rdsd.com

drds.cn

drds.cz

ddsr.or.kr

drsd.so

drds.info

drsd.net

ddsr.com.cn

sddr.info

rsdd.org

dsrd.fr

dsdr.de

sdrd.gov.cn

sddr.com

sddr.de

rdds.ru

drds.se

drsd.cn

drsd.fr

dsrd.co.uk

drds.de

dsrd.or.kr

rdds.co.uk

dsrd.net

ddrs.net

dsrd.de

ddsr.cn

dsdr.gr

rdsd.nl

drsd.com

sddr.co

sddr.com.au

drds.com

rsdd.org.uk

drsd.org

ddrs.co

dsdr.com

dsdr.net

sddr.org

dsrd.com

dsdr.info

ddsr.co.uk

DNS History

11 records (5 active, 6 former)

○NSf1g1ns1.dnspod.net2015-10-25 → 2017-02-20 · 5 obs

○ 2015-05-22 15:45:16
● 2015-10-25 13:00:58
● 2017-02-20 13:26:00
○ 2019-04-14 14:17:48
○ 2026-03-17 00:09:48

○NSf1g1ns2.dnspod.net2015-10-25 → 2017-02-20 · 5 obs

○ 2015-05-22 15:45:16
● 2015-10-25 13:00:58
● 2017-02-20 13:26:00
○ 2019-04-14 14:17:48
○ 2026-03-17 00:09:48

●NSns1.judns.com2026-03-16 → 2026-03-17 · 3 obs

○ 2019-04-14 14:17:48
● 2026-03-16 11:11:20
● 2026-03-17 00:09:48

●NSns1.julydns.com2026-03-16 → 2026-03-17 · 3 obs

○ 2019-04-14 14:17:48
● 2026-03-16 11:11:20
● 2026-03-17 00:09:48

●NSns2.judns.com2026-03-16 → 2026-03-17 · 3 obs

○ 2019-04-14 14:17:48
● 2026-03-16 11:11:20
● 2026-03-17 00:09:48

●NSns2.julydns.com2026-03-16 → 2026-03-17 · 3 obs

○ 2019-04-14 14:17:48
● 2026-03-16 11:11:20
● 2026-03-17 00:09:48

○NSsrdd.cn2015-05-22 → 2015-05-22 · 3 obs

● 2015-05-22 15:45:16
○ 2015-10-25 13:00:58
○ 2026-03-17 00:09:48

○A103.28.46.282015-05-22 → 2015-05-22 · 3 obs

● 2015-05-22 15:45:16
○ 2015-10-25 13:00:58
○ 2026-03-17 00:09:48

○A150.129.217.372015-10-25 → 2017-02-20 · 5 obs

○ 2015-05-22 15:45:16
● 2015-10-25 13:00:58
● 2017-02-20 13:26:00
○ 2019-04-14 14:17:48
○ 2026-03-17 00:09:48

●A154.55.135.1352026-03-16 → 2026-03-17 · 3 obs

○ 2019-04-14 14:17:48
● 2026-03-16 11:11:20
● 2026-03-17 00:09:48

○CNAMEwww.baidu.com2019-04-14 → 2019-04-14 · 3 obs

● 2019-04-14 14:17:48
○ 2026-03-16 11:11:20
○ 2026-03-17 00:09:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
srdd.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server: 162.159.27.251

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for srdd.cn (unsigned zone)

⏱️ Timing

Total: 4497ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`154.55.135.135`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

Analysis

IP Addresses

srdd.cn resolves to a single IP address: 154.55.135.135.

Other host names including www.uct-tech.com.cn, rxmb.cn, rplt.cn, bcdd.cn and cbnanhui.cn share IP numbers with srdd.cn.

Name Servers

srdd.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

srdd.cn at least partially shares name servers with other domains, including npefyd.com, fjgzsy.com, spohoo.com, cdryqlt.cn and aoge1.top.