`bus12306.com`

DNSSEC	⚠️ Not signed
NS	`ns1.alidns.com` ⭐
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.115^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.125^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`ns2.alidns.com`
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.116^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.126^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-05-28 #9

`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=1783950677

Same first word

bus12306.com

DNS History

4 records (2 active, 2 former)

●NSns1.alidns.com2026-03-17 → 2026-07-13 · 3 obs

○ 2017-08-30 13:42:12
● 2026-03-17 15:52:06
● 2026-07-13 14:04:36

○NSns17.xincache.com2016-12-17 → 2017-08-30 · 4 obs

● 2016-12-17 12:12:08
● 2017-08-30 13:42:12
○ 2026-03-17 15:52:06
○ 2026-07-13 14:04:36

○NSns18.xincache.com2016-12-17 → 2017-08-30 · 4 obs

● 2016-12-17 12:12:08
● 2017-08-30 13:42:12
○ 2026-03-17 15:52:06
○ 2026-07-13 14:04:36

●NSns2.alidns.com2026-03-17 → 2026-07-13 · 3 obs

○ 2017-08-30 13:42:12
● 2026-03-17 15:52:06
● 2026-07-13 14:04:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bus12306.com	ns1.alidns.com, ns2.alidns.com	18 records

✅ Authoritative Response

Server:120.76.107.46

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bus12306.com (unsigned zone)

⏱️ Timing

Total: 766ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.alidns.com, ns2.alidns.com`
SOA	1	`ns1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns1.alidns.com, ns1.alidns.com, ns1.alidns.com...)

Analysis

Name Servers

DNS delegation for bus12306.com points to two name servers: ns1.alidns.com and ns2.alidns.com.

bus12306.com shares its NS records with other domains, for example f9c85aff31024.beer, 3af8e857010301.beer, silicone-hose.cn and two others.

There is at least partial name server overlap between bus12306.com and other domains — cho-google-google.hl.cn, sto-express.com, ag881.com and two more among them.

These name servers regularly appear alongside ns7.alidns.com, ns8.alidns.com, dns27.hichina.com and 7 other name servers in NS record sets.

DNS names with 9 IP addresses:

ns1.alidns.com has IP addresses 39.96.153.45, 39.96.153.55 and 47.118.199.205, plus 6 other.

ns2.alidns.com has IP addresses 39.96.153.46, 39.96.153.56 and 47.118.199.206, plus 6 other.

bus12306.com - robtex.com

bus12306.com

com