🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`updates.synopsys.com`

DNSSEC	⚠️ Not signed
NS	`ns-695.awsdns-22.net` ⭐ ⚠️ Not in parent delegation
		A	2600:9000:5302:b700::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-695.awsdns-22.net`
		A	205.251.194.183^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-695.awsdns-22.net`
NS	`ns-1457.awsdns-54.org`
		A	2600:9000:5305:b100::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1457.awsdns-54.org`
		A	205.251.197.177^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1457.awsdns-54.org`
NS	`ns-1621.awsdns-10.co.uk`
		A	2600:9000:5306:5500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1621.awsdns-10.co.uk`
		A	205.251.198.85^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1621.awsdns-10.co.uk`
NS	`ns-353.awsdns-44.com`
		A	2600:9000:5301:6100::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-353.awsdns-44.com`
		A	205.251.193.97^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-353.awsdns-44.com`
NS	`ns-695.awdns-22.net` ⚠️ Not in zone NS records
SOA	`ns-695.awsdns-22.net`awsdns-hostmaster@amazon.com serial=1

`synopsys.com`

	DNSSEC	⚠️ Not signed
	A	149.117.73.34^{🇺🇸 AS397635149.117.73.0/24}
	NS	`badc-ipam-exdns1.synopsys.com` ⭐
	NS	`exdns1.synopsys.com`
	NS	`exdns2.synopsys.com`
	NS	`exdns3.synopsys.com`
	NS	`exdns4.synopsys.com`
	MX	`mxa-00230701.gslb.pphosted.com` ⭐
	MX	`mxb-00230701.gslb.pphosted.com` ⭐
	TXT	`ibmid=c0c14b32-10f8-430d-a816-a80daa67817e`
	TXT	`successfactors-site-verification=YzNkMDE1M2I1ZjZmMzY4ZmQ2NWEwMDBlOTZkY2ZlNmE3...`
	TXT	`mixpanel-domain-verify=2a654d80-9169-4745-b703-97f3a6953e12`
	TXT	`MS=ms40559454`
	TXT	`qH78HbzFm/WML+0z1ClPg6h/ALz5qTVq6SF7fSMxZG6TaNcPtFbA7TCbMmdBelywDqID5zH8ZSlP0...`
	TXT	`00d3000000007mmeai`
	TXT	`asv=a27efce1e17159e20a3607d7dd59e3aa`
	TXT	`v=verifydomainMS=msB0D400`
	TXT	`atlassian-domain-verification=GqyibgPiaXhOERsot4TRzihsTmsusxwuzsX5lOONRQCMVDa...`
	TXT	`b593976b-c8ed-4682-89a6-98f2d83bffb4`
	TXT	`P2A_5084_6`
	TXT	`Google-site-verification=Ec3zZnY74WH1zikDXcm7kKtuPbqD0YUxDg79BvAKOuo`
	TXT	`docusign=ca44d866-ec9f-4125-9c79-728e5727776d`
	TXT	`docusign=9ce82f70-8ba8-45c5-87a2-7219a4c84a09`
	TXT	`mongodb-site-verification=bwGpGKNN4jvJFwEdKmq0YmEHk3T1AQqD`
	TXT	`smartsheet-site-validation=JgHRDHUEUdnQLP0J67NliHUr5jgwaOik`
	TXT	`anthropic-domain-verification-10hjz7=Sle6MnsLimbxNz450UDzmht3z`
	TXT	`MS=88865D956AA98BBEFA948D10F45FF79BA7A92ADB`
	TXT	`monday-com-verification=tc8R0JJPc93ynzdvfunX3oPSK2ox11XtdAZo-Akbjrg`
	TXT	`google-site-verification=wVreJ96AXv6fa6UUAQSYzWtN1S6ZGQ8hJMbo17TkFGI`
	TXT	`v=spf1 include:_spf.synopsys.com include:%{ir}.%{v}.%{d}.spf.has.pphosted.com...`
	TXT	`Box-domain-verification=9b172a44cd703e553007029f95ee420c9042cc1bd1d9e4a99d632...`
	TXT	`jamf-site-verification=odGmIhRE-sw9gYrdDd0-WA`
	TXT	`KqF0xBhtcfu309yxE829ne3ZLyXZeaNpi2h7uRHEBBIZcutwGAusobf+S3eu7G5fzaAJPxfrD4yJG...`
	TXT	`11ea5740-6a84-431a-9495-d1aec10f114a`
	TXT	`successfactors-site-verification=OWFlZTEwNzM1YmI2NGQxMzMxMmNjNTI5NzU5NmJhNGU2...`
	TXT	`postman-domain-verification=d11ad187c9cdda5f5da65d7a523d5540a94bb29943799d0f1...`
	SOA	`badc-ipam-exdns1.synopsys.com`hmaster@synopsys.com serial=14825

WOT: SAFE (89/100)
rank #3611 globally
rank #1846 in the tld
WOT: SAFE (89/100)
📈 Tranco rank: #14,221

Subdomains

srv1.updates.synopsys.com

Same first word

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DNS History

5 records (5 active, 0 former)

●NSns-1457.awsdns-54.org2026-07-20 → 2026-08-15 · 2 obs

● 2026-07-20 09:58:38
● 2026-08-15 19:28:30

●NSns-1621.awsdns-10.co.uk2026-07-20 → 2026-08-15 · 2 obs

● 2026-07-20 09:58:38
● 2026-08-15 19:28:30

●NSns-353.awsdns-44.com2026-07-20 → 2026-08-15 · 2 obs

● 2026-07-20 09:58:38
● 2026-08-15 19:28:30

●NSns-695.awdns-22.net2026-07-20 → 2026-08-15 · 2 obs

● 2026-07-20 09:58:38
● 2026-08-15 19:28:30

●NSns-695.awsdns-22.net2026-07-20 → 2026-08-15 · 2 obs

● 2026-07-20 09:58:38
● 2026-08-15 19:28:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
synopsys.com	exdns1.synopsys.com, exdns2.synopsys.com, exdns3.synopsys.com, exdns4.synopsys.com	4 records
updates.synopsys.com	ns-1457.awsdns-54.org, ns-695.awdns-22.net, ns-353.awsdns-44.com, ns-1621.awsdns-10.co.uk	-

✅ Authoritative Response

Server:205.251.197.177

NS records: ns-1457.awsdns-54.org, ns-695.awdns-22.net, ns-353.awsdns-44.com, ns-1621.awsdns-10.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for synopsys.com (unsigned zone)

⏱️ Timing

Total: 624ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1457.awsdns-54.org, ns-1621.awsdns-10.co.uk...`
SOA	1	`ns-695.awsdns-22.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (exdns1.synopsys.com, exdns2.synopsys.com, exdns3.synopsys.com...)

Analysis

Hierarchy

srv1.updates.synopsys.com is delegated beneath updates.synopsys.com.

Name Servers

Delegation for updates.synopsys.com is to five name servers: ns-353.awsdns-44.com, ns-695.awdns-22.net, ns-695.awsdns-22.net and two others.

There is at least partial name server overlap between updates.synopsys.com and other domains — moweb.ch, certieye.com, gurnick.edu and two more among them.

These name servers frequently co-occur with the name servers ns-1457.awsdns-54.org and ns-1621.awsdns-10.co.uk.

All four hostnames — ns-353.awsdns-44.com, ns-695.awsdns-22.net, ns-1457.awsdns-54.org and ns-1621.awsdns-10.co.uk — resolve to two IP numbers apiece: ns-353.awsdns-44.com to 205.251.193.97 and 2600:9000:5301:6100::1; ns-695.awsdns-22.net to 205.251.194.183 and 2600:9000:5302:b700::1; ns-1457.awsdns-54.org to 205.251.197.177 and 2600:9000:5305:b100::1; ns-1621.awsdns-10.co.uk to 205.251.198.85 and 2600:9000:5306:5500::1.

updates.synopsys.com - robtex.com