`skyfond.com`

DNSSEC	⚠️ Not signed
NS	`dns27.hichina.com` ⭐
		A	2408:4009:501::35^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 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	139.224.142.109^{🇨🇳 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	`dns28.hichina.com`
		A	2408:4009:501::36^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 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	139.224.142.107^{🇨🇳 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	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
TXT	`verification-code-site-App_feishu=cszKOY3jqqsCjsGBOQMk`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
SOA	`dns27.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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=1774737627

Subdomains

mail.skyfond.com

Same first word

skyfond.com

DNS History

9 records (5 active, 4 former)

●NSdns27.hichina.com2026-03-28 → 2026-03-28 · 3 obs

○ 2018-01-06 18:21:20
● 2026-03-28 23:03:24
● 2026-03-28 23:03:26

●NSdns28.hichina.com2026-03-28 → 2026-03-28 · 3 obs

○ 2018-01-06 18:21:20
● 2026-03-28 23:03:24
● 2026-03-28 23:03:26

○NSns1.uniqhosting.ru2015-07-03 → 2018-01-06 · 4 obs

● 2015-07-03 14:25:22
● 2018-01-06 18:21:20
○ 2026-03-28 23:03:24
○ 2026-03-28 23:03:26

○NSns2.uniqhosting.ru2015-07-03 → 2018-01-06 · 4 obs

● 2015-07-03 14:25:22
● 2018-01-06 18:21:20
○ 2026-03-28 23:03:24
○ 2026-03-28 23:03:26

○MXmail.skyfond.com2015-07-03 → 2018-01-06 · 4 obs

● 2015-07-03 14:25:22
● 2018-01-06 18:21:20
○ 2026-03-28 23:03:24
○ 2026-03-28 23:03:26

●MXmx1.feishu.cn2026-03-28 → 2026-03-28 · 3 obs

○ 2018-01-06 18:21:20
● 2026-03-28 23:03:24
● 2026-03-28 23:03:26

●MXmx2.feishu.cn2026-03-28 → 2026-03-28 · 3 obs

○ 2018-01-06 18:21:20
● 2026-03-28 23:03:24
● 2026-03-28 23:03:26

●MXmx3.feishu.cn2026-03-28 → 2026-03-28 · 3 obs

○ 2018-01-06 18:21:20
● 2026-03-28 23:03:24
● 2026-03-28 23:03:26

○A37.200.66.422015-07-03 → 2018-01-06 · 4 obs

● 2015-07-03 14:25:22
● 2018-01-06 18:21:20
○ 2026-03-28 23:03:24
○ 2026-03-28 23:03:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
skyfond.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.37

NS records: dns27.hichina.com, dns28.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skyfond.com (unsigned zone)

⏱️ Timing

Total: 3524ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns27.hichina.com, dns28.hichina.com`
MX	3	`mx3.feishu.cn (pri: 10), mx2.feishu.cn (pri: 5)...`
TXT	2	`verification-code-site-App_feishu=cszKOY, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`dns27.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns27.hichina.com, dns27.hichina.com, dns27.hichina.com...)

Analysis

Hierarchy

The parent of mail.skyfond.com is skyfond.com.

Name Servers

skyfond.com is delegated to two name servers: dns27.hichina.com and dns28.hichina.com.

skyfond.com uses the same name server setup as other domains, for instance anjiantang.com, wxrsbx.com, seatrends.com, bcljgd.com and xiaonius.com.

skyfond.com shares name servers with other domains at least partially, for instance aenergy.cn, seyw.cn, ujuji.com, kagafei.cn and cjpq.com.