tool.lu - dns.ninja

`tool.lu`

DNSSEC	⚠️ Not signed
A	121.43.166.27^{🇨🇳 Alibaba-Cloud121.42.0.0/15}
NS	`vip1.alidns.com` ⭐
		A	2408:4009:500::1^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.1^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.1^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.208^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.24^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.8^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
NS	`vip2.alidns.com`
		A	2408:4009:500::2^{🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group}
		A	8.212.93.2^{🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	140.205.1.2^{🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	170.33.32.209^{🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.73.25^{🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
		A	170.33.80.9^{🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}
MX	`mx01.dm.aliyun.com` ⭐
		A	59.82.33.237^{🇨🇳 Alibaba-Cloud59.82.32.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
TXT	`google-site-verification=xSxnzDfcu8tjMMZHCe_nAjgK0K7gC75NmjGrxf57AGY`
TXT	`v=spf1 include:spf1.dm.aliyun.com -all`
SOA	`vip1.alidns.com`hostmaster@hichina.com 2026-06-02 #16

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`1.ns.lu` ⭐
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	NS	`r.ns.lu`
	TXT	`Exported: 2026-08-07 22:01:01`
	SOA	`1.ns.lu`noc@restena.lu serial=1786132872

rank #19966 globally
rank #8 in the tld

tool.lu

tool.lu is an online platform that offers a collection of free web-based utility tools for developers, designers, and general users. It is operated by the entity behind the website (owner unknown).

Key facts

Owner / operator: unknown
TLD:.lu— Luxembourg (ccTLD)
Primary purpose: free web-based utility toolbox
Status: active

🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #61,205

Subdomains

s2.tool.lu

www.tool.lu

s3.tool.lu

qn14.tool.lu

qn13.tool.lu

s1.tool.lu

Same first word

tool.company

tool.ws

tool.com

tool.nl

tool.town

tool.vg

tool.co.il

tool.systems

tool.kz

tool.gr

tool.tv

tool.lt

tool.dj

tool.ie

tool.la

tool.expert

tool.cards

tool.in

tool.center

tool.com.au

tool.eu.org

tool.li

tool.do

tool.events

tool.ke

tool.org

tool.dk

tool.mx

tool.fi

tool.codes

tool.sh

tool.co

tool.ru

tool.tools

tool.de

tool.co.at

tool.gallery

tool.ca

tool.dog

tool.cc

tool.tips

tool.domains

tool.supply

tool.repair

tool.es

tool.business

tool.zone

tool.no

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tool.land

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tool.co.jp

tool.lu

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tool.sbs

tool.at

tool.lk

tool.tc

tool.so

tool.chat

tool.or.kr

tool.agency

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tool.games

tool.tel

tool.fr

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loto.com.ni

DNS History

12 records (4 active, 8 former)

○NSns1.alidns.com2015-12-28 → 2016-04-30 · 5 obs

○ 2015-10-16 05:29:16
● 2015-12-28 12:27:42
● 2016-04-30 21:41:24
○ 2016-12-05 23:23:54
○ 2026-08-07 20:46:56

○NSns1.ispapi.net2015-08-16 → 2015-10-16 · 4 obs

● 2015-08-16 23:25:50
● 2015-10-16 05:29:16
○ 2015-12-28 12:27:42
○ 2026-08-07 20:46:56

○NSns2.alidns.com2015-12-28 → 2016-04-30 · 5 obs

○ 2015-10-16 05:29:16
● 2015-12-28 12:27:42
● 2016-04-30 21:41:24
○ 2016-12-05 23:23:54
○ 2026-08-07 20:46:56

○NSns2.ispapi.net2015-08-16 → 2015-10-16 · 4 obs

● 2015-08-16 23:25:50
● 2015-10-16 05:29:16
○ 2015-12-28 12:27:42
○ 2026-08-07 20:46:56

○NSns3.ispapi.net2015-08-16 → 2015-10-16 · 4 obs

● 2015-08-16 23:25:50
● 2015-10-16 05:29:16
○ 2015-12-28 12:27:42
○ 2026-08-07 20:46:56

●NSvip1.alidns.com2016-12-05 → 2026-08-07 · 3 obs

○ 2016-04-30 21:41:24
● 2016-12-05 23:23:54
● 2026-08-07 20:46:56

●NSvip2.alidns.com2016-12-05 → 2026-08-07 · 3 obs

○ 2016-04-30 21:41:24
● 2016-12-05 23:23:54
● 2026-08-07 20:46:56

○MXmx.sendcloud.org2015-08-16 → 2016-02-11 · 4 obs

● 2015-08-16 23:25:50
● 2016-02-11 09:14:38
○ 2016-04-30 21:41:24
○ 2026-08-07 20:46:56

●MXmx01.dm.aliyun.com2016-04-30 → 2026-08-07 · 3 obs

○ 2016-02-11 09:14:38
● 2016-04-30 21:41:24
● 2026-08-07 20:46:56

○A114.215.177.882015-08-16 → 2021-01-26 · 4 obs

● 2015-08-16 23:25:50
● 2021-01-26 17:33:12
○ 2026-02-17 08:02:32
○ 2026-08-07 20:46:56

○A114.215.201.1672021-01-11 → 2021-01-26 · 5 obs

○ 2015-08-16 23:25:50
● 2021-01-11 02:57:56
● 2021-01-26 17:33:12
○ 2026-02-17 08:02:32
○ 2026-08-07 20:46:56

●A121.43.166.272026-02-17 → 2026-08-07 · 3 obs

○ 2021-01-26 17:33:12
● 2026-02-17 08:02:32
● 2026-08-07 20:46:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu...	14 records
tool.lu	vip1.alidns.com, vip2.alidns.com	-

✅ Authoritative Response

Server:140.205.1.1

NS records: vip1.alidns.com, vip2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tool.lu (unsigned zone)

⏱️ Timing

Total: 1445ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.43.166.27`
NS	2	`vip2.alidns.com, vip1.alidns.com`
MX	1	`mx01.dm.aliyun.com (pri: 10)`
TXT	2	`v=spf1 include:spf1.dm.aliyun.com -all, google-site-verification=xSxnzDfcu8tjMMZ`
SOA	1	`vip1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 14

In-bailiwick: 14 (1.ns.lu, 1.ns.lu, g.dns.lu...)

Analysis

Hierarchy

tool.lu is the parent domain of s2.tool.lu, www.tool.lu, s3.tool.lu, qn14.tool.lu, qn13.tool.lu and a few other host names.

IP Addresses

tool.lu resolves to just one IP address, 121.43.166.27.

Other host names, such as www.tool.lu, share IP numbers with tool.lu.

Name Servers

tool.lu is delegated to two name servers: vip1.alidns.com and vip2.alidns.com.

tool.lu shares its NS records with other domains, for example cn-textile.com, longchengyun.cn, dipath.com and two others.

tool.lu shares at least some of its name servers with other domains, including ttz9.cn, 034000.gov.cn, xlearning.group and two others.

These name servers are frequently paired with the name servers vip3.alidns.com and vip4.alidns.com.

DNS names with 6 IP addresses:

vip1.alidns.com resolves to 8.212.93.1, 140.205.1.1, 170.33.32.208 and 3 other IP addresses.

vip2.alidns.com resolves to 8.212.93.2, 140.205.1.2, 170.33.32.209 and 3 other IP addresses.

Mail Servers

The sole mail server for tool.lu is mx01.dm.aliyun.com.

Among the domains sharing a mail server setup with tool.lu are mik.moe, mgd10.com, uspotlight.net and two others.

There is at least a partial MX overlap between tool.lu and other domains, including yangfa.com, longse.ae, cnshuhai.com and two others.

These mail servers frequently co-occur with the mail servers mx1.qiye.aliyun.com, mx2.qiye.aliyun.com, mx3.qiye.aliyun.com and two others.

mx01.dm.aliyun.com resolves to a single IP number: 59.82.33.237.