`ab21.com`

DNSSEC	⚠️ Not signed
A	204.209.56.8^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
		PTR	`ip-204-209-56-8.tera-byte.com`
A	204.209.56.9^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.10^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.11^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.12^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.13^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.14^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
A	204.209.56.15^{🇨🇦 TERA-BYTE204.209.56.0/23 NET-204-209-56-0-1}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-40.defastlink.net`
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-60.defastlink.net`
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-200.defastlink.net`
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-220.defastlink.net`
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-40.defastlink.net`
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-60.defastlink.net`
		A	139.224.142.100^{🇨🇳 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-139-224-142-100.defastlink.net`
		A	139.224.142.110^{🇨🇳 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-139-224-142-110.defastlink.net`
NS	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-38.defastlink.net`
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-61.defastlink.net`
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-198.defastlink.net`
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-222.defastlink.net`
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-38.defastlink.net`
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-61.defastlink.net`
		A	139.224.142.98^{🇨🇳 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-139-224-142-98.defastlink.net`
		A	139.224.142.108^{🇨🇳 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-139-224-142-108.defastlink.net`
NS	`ns1.xiaopangkj.space` ⚠️ Not in zone NS records
NS	`ns2.xiaopangkj.space` ⚠️ Not in zone NS records 🔒
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`ip-47-246-137-47.defastlink.net`
MX	`mxw.mxhichina.com`⁽⁵⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
SOA	`dns21.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

Same first word

ab21.com

ab21.de

ab21.cn

ab21.org

ab21.xyz

Similar names

12ab.de

2a1b.org

2a1b.com

2a1b.net

ba21.ru

ab12.cn

a1b2.vip

ab12.us

a1b2.com.br

ab12.com.cn

ba21.be

a1b2.ru

ba21.net

ba12.de

2ba1.com

ab12.in

a1b2.be

12ab.com

ab12.de

ab12.com

1ab2.de

a1b2.net

1a2b.ru

ba21.cn

b12a.com

a2b1.com

1a2b.de

a1b2.de

b2a1.com

a21b.com

a12b.com

a12b.net

a1b2.fr

1a2b.com

21ba.com

1ab2.com

1a2b.nl

ab12.cc

1a2b.net

ba21.com

1a2b.fr

ab12.net

a1b2.xyz

ba21.us

DNS History

15 records (14 active, 1 former)

●NSdns21.hichina.com2015-08-10 → 2026-03-11 · 2 obs

● 2015-08-10 12:41:54
● 2026-03-11 17:51:56

●NSdns22.hichina.com2015-08-10 → 2026-03-11 · 2 obs

● 2015-08-10 12:41:54
● 2026-03-11 17:51:56

●NSns1.xiaopangkj.space2026-03-11 → 2026-03-11 · 3 obs

○ 2015-08-10 12:41:54
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●NSns2.xiaopangkj.space2026-03-11 → 2026-03-11 · 3 obs

○ 2015-08-10 12:41:54
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●MXmxn.mxhichina.com2015-08-10 → 2026-03-11 · 2 obs

● 2015-08-10 12:41:54
● 2026-03-11 17:51:56

●MXmxw.mxhichina.com2015-08-10 → 2026-03-11 · 2 obs

● 2015-08-10 12:41:54
● 2026-03-11 17:51:56

○A121.42.124.1512015-08-10 → 2017-05-23 · 4 obs

● 2015-08-10 12:41:54
● 2017-05-23 19:45:46
○ 2026-03-11 17:51:54
○ 2026-03-11 17:51:56

●A204.209.56.102026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.112026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.122026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.132026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.142026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.152026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.82026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

●A204.209.56.92026-03-11 → 2026-03-11 · 3 obs

○ 2017-05-23 19:45:46
● 2026-03-11 17:51:54
● 2026-03-11 17:51:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ab21.com	dns21.hichina.com, dns22.hichina.com, ns1.xiaopangkj.space, ns2.xiaopangkj.space	18 records

✅ Authoritative Response

Server: 204.209.56.14

NS records: dns21.hichina.com, dns22.hichina.com, ns1.xiaopangkj.space, ns2.xiaopangkj.space

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ab21.com (unsigned zone)

⏱️ Timing

Total: 4347ms | Queries: -

📄 Records

Type	Count	Sample Data
A	8	`204.209.56.9, 204.209.56.15...`
NS	2	`dns22.hichina.com, dns21.hichina.com`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

IP Addresses

ab21.com resolves to eight IP numbers: 204.209.56.8, 204.209.56.9, 204.209.56.10, 204.209.56.11, 204.209.56.12, 204.209.56.13, 204.209.56.14 and 204.209.56.15.

Other host names such as phonenumbe.rs, mol.ps, sudapet.com.sd, ip-204-209-56-8.tera-byte.com and nrbbo.ns1.4kbabes.com.deleted-ns.pw share IPs with ab21.com.

Name Servers

ab21.com is delegated to four name servers: dns21.hichina.com, dns22.hichina.com, ns1.xiaopangkj.space and ns2.xiaopangkj.space.

ab21.com at least partially shares name servers with other domains, for example vson.cn, ychbio.com, bzddrive.com, lingdiman.com and mangxi.com.

Host names with nine IP numbers: dns21.hichina.com points to: 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns22.hichina.com points to: 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

Two mail servers handle ab21.com: mxn.mxhichina.com and mxw.mxhichina.com.

ab21.com shares the same mail server setup as other domains, including e-sansi.com, microsenso.com, kaopush.com, teckled.com and aiot99.com.

ab21.com shares at least partially some mail servers with other domains, for instance here-tech.com, nxdtx.com, tctm.life, chinathr.com and chinafst.com.cn.

Host names with two IP numbers:

mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

mxw.mxhichina.com points to 47.246.99.195.

ab21.com - robtex.com

ab21.com

com

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

`ab21.com`

`com`