🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`diffraction-grating.com`

DNSSEC	⚠️ Not signed
NS	`dns19.hichina.com` ⭐
		A	2408:4009:501::27^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
NS	`dns20.hichina.com`
		A	2408:4009:501::28^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-08-25 #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=1790193449

Previously MX for

diffraction-grating.com

Same first word

diffraction-grating.com

Previous names

Next names

DNS History

10 records (2 active, 8 former)

●NSdns19.hichina.com2026-09-15 → 2026-09-23 · 3 obs

○ 2020-02-27 08:54:48
● 2026-09-15 23:44:32
● 2026-09-23 20:00:40

●NSdns20.hichina.com2026-09-15 → 2026-09-23 · 3 obs

○ 2020-02-27 08:54:48
● 2026-09-15 23:44:32
● 2026-09-23 20:00:40

○NSns19.g-dns.com2015-07-20 → 2016-02-24 · 4 obs

● 2015-07-20 03:10:04
● 2016-02-24 11:41:02
○ 2016-06-23 02:44:08
○ 2026-09-23 20:00:40

○NSns20.g-dns.com2015-07-20 → 2016-02-24 · 4 obs

● 2015-07-20 03:10:04
● 2016-02-24 11:41:02
○ 2016-06-23 02:44:08
○ 2026-09-23 20:00:40

○NSns87.g-dns.com2016-06-23 → 2017-02-12 · 5 obs

○ 2016-02-24 11:41:02
● 2016-06-23 02:44:08
● 2017-02-12 10:33:38
○ 2020-02-27 08:54:48
○ 2026-09-23 20:00:40

○NSns88.g-dns.com2016-06-23 → 2017-02-12 · 5 obs

○ 2016-02-24 11:41:02
● 2016-06-23 02:44:08
● 2017-02-12 10:33:38
○ 2020-02-27 08:54:48
○ 2026-09-23 20:00:40

○MXdiffraction-grating.com2015-07-20 → 2017-02-12 · 4 obs

● 2015-07-20 03:10:04
● 2017-02-12 10:33:38
○ 2020-02-27 08:54:48
○ 2026-09-23 20:00:40

○A103.1.220.1402017-02-12 → 2017-02-12 · 4 obs

○ 2016-06-23 02:44:08
● 2017-02-12 10:33:38
○ 2020-02-27 08:54:48
○ 2026-09-23 20:00:40

○A103.1.220.172016-06-23 → 2016-06-23 · 4 obs

○ 2016-02-24 11:41:02
● 2016-06-23 02:44:08
○ 2017-02-12 10:33:38
○ 2026-09-23 20:00:40

○A122.147.183.312015-07-20 → 2016-02-24 · 4 obs

● 2015-07-20 03:10:04
● 2016-02-24 11:41:02
○ 2016-06-23 02:44:08
○ 2026-09-23 20:00:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
diffraction-grating.com	dns19.hichina.com, dns20.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diffraction-grating.com (unsigned zone)

⏱️ Timing

Total: 769ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns19.hichina.com, dns20.hichina.com`
SOA	1	`dns19.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns19.hichina.com, dns19.hichina.com, dns19.hichina.com...)

Analysis

Name Servers

diffraction-grating.com uses two name servers for its delegation: dns19.hichina.com and dns20.hichina.com.

diffraction-grating.com shares its NS records with other domains, for example bjzkrq.com, dllnxsh.com, jw123.com and two others.

There is at least partial name server overlap between diffraction-grating.com and other domains — woeorth.com, chinesepal.org, congrui.com and two more among them.

DNS names with 9 IP addresses:

Hostname dns19.hichina.com directs to 39.96.153.40, 39.96.153.60 and 47.118.199.200 along with 6 other IP addresses.

Hostname dns20.hichina.com directs to 39.96.153.38, 39.96.153.61 and 47.118.199.198 along with 6 other IP addresses.

diffraction-grating.com - robtex.com