`51space.com`

DNSSEC	⚠️ Not signed
A	51.195.113.107^{🇫🇷 OVH51.195.0.0/16}
		PTR	`ip107.ip-51-195-113.eu`
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}
			PTR	`ip-39-96-153-39.defastlink.net`
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-59.defastlink.net`
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-199.defastlink.net`
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-219.defastlink.net`
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-39.defastlink.net`
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-59.defastlink.net`
		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,}
			PTR	`ip-139-224-142-99.defastlink.net`
		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,}
			PTR	`ip-139-224-142-109.defastlink.net`
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}
			PTR	`ip-39-96-153-37.defastlink.net`
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-62.defastlink.net`
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-197.defastlink.net`
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-221.defastlink.net`
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-37.defastlink.net`
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-62.defastlink.net`
		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,}
			PTR	`ip-139-224-142-102.defastlink.net`
		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,}
			PTR	`ip-139-224-142-107.defastlink.net`
MX	`mx.antispams.com` ⭐
		A	51.38.122.115^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mx.antispams.com`
TXT	`v=spf1 a mx -all`
SOA	`dns27.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=1771291435

🔒 HSTS Preload (+subdomains)

Previously NS for

51space.com

Same first word

51space.com

Similar names

space15.ru

space51.cn

DNS History

14 records (4 active, 10 former)

○NS51space.com2015-08-09 → 2016-07-16 · 4 obs

● 2015-08-09 18:05:08
● 2016-07-16 13:28:50
○ 2017-04-05 20:56:20
○ 2026-03-23 08:40:12

●NSdns27.hichina.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-04-05 20:56:20
● 2026-03-01 21:23:58
● 2026-03-23 08:40:12

●NSdns28.hichina.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-04-05 20:56:20
● 2026-03-01 21:23:58
● 2026-03-23 08:40:12

○NSmyns1.fabulous.com2015-08-09 → 2017-04-05 · 4 obs

● 2015-08-09 18:05:08
● 2017-04-05 20:56:20
○ 2026-03-01 21:23:58
○ 2026-03-23 08:40:12

○NSmyns2.fabulous.com2015-08-09 → 2017-04-05 · 4 obs

● 2015-08-09 18:05:08
● 2017-04-05 20:56:20
○ 2026-03-01 21:23:58
○ 2026-03-23 08:40:12

○MXmailstore1.asia.secureserver.net2015-08-09 → 2016-07-16 · 4 obs

● 2015-08-09 18:05:08
● 2016-07-16 13:28:50
○ 2017-04-05 20:56:20
○ 2026-03-23 08:40:12

●MXmx.antispams.com2026-03-01 → 2026-03-23 · 3 obs

○ 2017-04-05 20:56:20
● 2026-03-01 21:23:58
● 2026-03-23 08:40:12

○MXsmtp.asia.secureserver.net2015-08-09 → 2016-07-16 · 4 obs

● 2015-08-09 18:05:08
● 2016-07-16 13:28:50
○ 2017-04-05 20:56:20
○ 2026-03-23 08:40:12

○A128.199.176.302016-07-16 → 2016-07-16 · 4 obs

○ 2016-03-19 21:10:06
● 2016-07-16 13:28:50
○ 2017-04-05 20:56:20
○ 2026-03-23 08:40:12

○A128.199.255.32017-04-05 → 2017-04-05 · 4 obs

○ 2016-07-16 13:28:50
● 2017-04-05 20:56:20
○ 2026-03-01 21:23:58
○ 2026-03-23 08:40:12

○A128.199.98.1882015-08-09 → 2015-12-19 · 4 obs

● 2015-08-09 18:05:08
● 2015-12-19 12:58:46
○ 2016-03-19 21:10:06
○ 2026-03-23 08:40:12

○A45.32.71.1082026-03-01 → 2026-03-01 · 4 obs

○ 2017-04-05 20:56:20
● 2026-03-01 21:23:58
○ 2026-03-12 13:09:46
○ 2026-03-23 08:40:12

○A45.55.10.1962016-03-19 → 2016-03-19 · 4 obs

○ 2015-12-19 12:58:46
● 2016-03-19 21:10:06
○ 2016-07-16 13:28:50
○ 2026-03-23 08:40:12

●A51.195.113.1072026-03-12 → 2026-03-23 · 3 obs

○ 2026-03-01 21:23:58
● 2026-03-12 13:09:46
● 2026-03-23 08:40:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
51space.com	dns27.hichina.com, dns28.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.39

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51space.com (unsigned zone)

⏱️ Timing

Total: 1028ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`135.125.140.31`
NS	2	`dns27.hichina.com, dns28.hichina.com`
MX	1	`mx.antispams.com (pri: 10)`
TXT	1	`v=spf1 a mx -all`
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

IP Addresses

51space.com points to a single IP number: 51.195.113.107.

other host names for instance bacteri.com, 100pay.com, baardagaam.com, aifeng.com and autokeyboard.com share IP numbers with 51space.com.

Name Servers

51space.com is delegated to two name servers: dns27.hichina.com and dns28.hichina.com.

51space.com shares the same name server setup as other domains, for example shuxiaoyi.net, dingnews.net, svantto.com, xydd.com and hpcm.cn.

51space.com partially shares name servers with other domains, for instance youyouxixi.com, abcyun.net and eztj.cn.

These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns27.hichina.com points to: 2408:4009:501::35, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns28.hichina.com points to: 2408:4009:501::36, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.

Mail Servers

51space.com is handled by a single mail server, mx.antispams.com.

51space.com shares the same mail server setup as other domains, for instance ownpet.com, yakir.com, superbbs.com, zhaokuan.com and hr100.com.

Host name mx.antispams.com points to IP address 51.38.122.115.

51space.com - robtex.com

51space.com

com

Previously NS for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`51space.com`

`com`