`oulib.com`

DNSSEC	⚠️ Not signed
A	45.115.241.12^{🇭🇰 XRUI-AS-AP45.115.240.0/22 AHON INFORMATION TECHNOLOGY CO.,LIMITED UNIT 04ï¼Œ7/F BRIGHT WAY TOWER NO. 33 MONG KOK RD KL}
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=1774017869

`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=1771291435

Same first word

oulib.com

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DNS History

9 records (5 active, 4 former)

○NSdns10.hichina.com2008-03-15 → 2020-01-14 · 4 obs

● 2008-03-15 19:49:48
● 2020-01-14 21:32:48
○ 2026-03-19 01:22:52
○ 2026-03-22 22:14:40

○NSdns9.hichina.com2008-03-15 → 2020-01-14 · 4 obs

● 2008-03-15 19:49:48
● 2020-01-14 21:32:48
○ 2026-03-19 01:22:52
○ 2026-03-22 22:14:40

●NSns1.judns.com2026-03-19 → 2026-03-22 · 3 obs

○ 2020-01-14 21:32:48
● 2026-03-19 01:22:52
● 2026-03-22 22:14:40

●NSns1.julydns.com2026-03-19 → 2026-03-22 · 3 obs

○ 2020-01-14 21:32:48
● 2026-03-19 01:22:52
● 2026-03-22 22:14:40

●NSns2.judns.com2026-03-19 → 2026-03-22 · 3 obs

○ 2020-01-14 21:32:48
● 2026-03-19 01:22:52
● 2026-03-22 22:14:40

●NSns2.julydns.com2026-03-19 → 2026-03-22 · 3 obs

○ 2020-01-14 21:32:48
● 2026-03-19 01:22:52
● 2026-03-22 22:14:40

○A122.224.168.1952015-06-22 → 2017-01-10 · 5 obs

○ 2008-03-15 19:49:48
● 2015-06-22 08:12:52
● 2017-01-10 23:21:08
○ 2020-01-14 21:32:48
○ 2026-03-22 22:14:40

●A45.115.241.122026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-19 01:22:52
● 2026-03-22 17:14:48
● 2026-03-22 22:14:40

○A45.123.199.852026-03-19 → 2026-03-19 · 4 obs

○ 2020-01-14 21:32:48
● 2026-03-19 01:22:52
○ 2026-03-22 17:14:48
○ 2026-03-22 22:14:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
oulib.com	ns1.judns.com, ns2.judns.com	2 records

✅ Authoritative Response

Server: 47.97.51.45

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oulib.com (unsigned zone)

⏱️ Timing

Total: 631ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.115.241.12`
NS	2	`ns1.julydns.com, ns2.julydns.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)

Analysis

IP Addresses

oulib.com resolves to one IP number: 45.115.241.12.

Name Servers

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

oulib.com at least partially shares name servers with other domains, for instance riyuehuagong.com, stonef2c.com, afrella.cn, 08088.top and anxingwuliu.com.