srtf.com - dns.ninja

`srtf.com`

DNSSEC	⚠️ Not signed
NS	`dns15.hichina.com` ⭐
		A	2408:4009:501::23^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns16.hichina.com`
		A	2408:4009:501::24^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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,}
MX	`qiye163mx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`qiye163mx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`v=spf1 include:spf.163.com -all`
SOA	`dns15.hichina.com`hostmaster@hichina.com 2026-01-12 #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=1786401844

Same first word

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DNS History

7 records (4 active, 3 former)

●NSdns15.hichina.com2026-02-15 → 2026-08-10 · 3 obs

○ 2020-02-05 06:56:40
● 2026-02-15 08:52:00
● 2026-08-10 23:03:42

●NSdns16.hichina.com2026-02-15 → 2026-08-10 · 3 obs

○ 2020-02-05 06:56:40
● 2026-02-15 08:52:00
● 2026-08-10 23:03:42

○NSdns31.hichina.com2015-09-02 → 2020-02-05 · 4 obs

● 2015-09-02 18:42:14
● 2020-02-05 06:56:40
○ 2026-02-15 08:52:00
○ 2026-08-10 23:03:42

○NSdns32.hichina.com2015-09-02 → 2020-02-05 · 4 obs

● 2015-09-02 18:42:14
● 2020-02-05 06:56:40
○ 2026-02-15 08:52:00
○ 2026-08-10 23:03:42

●MXqiye163mx01.mxmail.netease.com2015-09-02 → 2026-08-10 · 2 obs

● 2015-09-02 18:42:14
● 2026-08-10 23:03:42

●MXqiye163mx02.mxmail.netease.com2015-09-02 → 2026-08-10 · 2 obs

● 2015-09-02 18:42:14
● 2026-08-10 23:03:42

○A114.215.132.2532015-09-02 → 2026-02-15 · 4 obs

● 2015-09-02 18:42:14
● 2026-02-15 08:52:00
○ 2026-03-23 22:24:44
○ 2026-08-10 23:03:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
srtf.com	dns15.hichina.com, dns16.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns15.hichina.com, dns16.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for srtf.com (unsigned zone)

⏱️ Timing

Total: 534ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns15.hichina.com, dns16.hichina.com`
MX	2	`qiye163mx02.mxmail.netease.com (pri: 10), qiye163mx01.mxmail.netease.com (pri: 5)`
TXT	1	`v=spf1 include:spf.163.com -all`
SOA	1	`dns15.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)

Analysis

Name Servers

srtf.com has two authoritative name servers — dns15.hichina.com and dns16.hichina.com.

srtf.com has the same name server delegation as a number of other domains, such as che-shijie.com, byfljc.com, s25r4r1aft.xyz and two more.

There is at least partial name server overlap between srtf.com and other domains — 12chen.com, amcham-southchina.org, katawa.cn and two more among them.

These name servers tend to appear in combination with the name servers ns1.alidns.com, ns2.alidns.com, expirens3.hichina.com and expirens4.hichina.com.

Host names resolving to 9 IP numbers:

dns15.hichina.com points to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.

dns16.hichina.com points to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.

Mail Servers

The MX records for srtf.com point to two mail servers: qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

srtf.com has the same mail server arrangement as a number of other domains, for example ikarval.com, ciittech.com, cbitec.cn and two more.

Some mail servers of srtf.com are also used by other domains, notably tradeindata.com and spidermall.com.

Both qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com point to 47.251.71.119 and 47.251.84.126.

The host names qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com both resolve to 47.251.71.119 IP addresses.

The host names qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com both resolve to 47.251.84.126 IP addresses.