🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`st.diffbot.com`

	CNAME	`iris.diffbot.com`
	DNSSEC	⚠️ Not signed
	A	216.218.191.197^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}

`diffbot.com`

	DNSSEC	⚠️ Not signed
	A	64.71.166.35^{🇺🇸 HURRICANE64.71.128.0/18 Hurricane Electric 55 South Market St San Jose, CA}
	A	216.218.141.229^{🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA}
	NS	`ns-1521.awsdns-62.org` ⭐
	NS	`ns-150.awsdns-18.com`
	NS	`ns-1849.awsdns-39.co.uk`
	NS	`ns-542.awsdns-03.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`aspmx2.googlemail.com`⁽¹⁰⁾
	MX	`aspmx3.googlemail.com`⁽¹⁰⁾
	TXT	`MS=392B1AA38B3A3DFFA92FC7EB8F54C3B17AA9D14B`
	TXT	`"v=spf1 ip4:216.218.147.201/32 ip4:64.62.210.43/32 ip4:64.71.166.34/32`
	TXT	`google-site-verification=b80Jm15ETlaG_XcCPrUKrmAunUiNDbVhCB2eBV6NfXI`
	TXT	`hubspot-developer-verification=ZjRiMzgyODEtYzFkMC00ZDU1LTliYzktYzI3NDNhZTgyNG...`
	TXT	`ip4:192.67.67.21/32 ip4:192.67.67.27/32 ip4:216.218.147.199/32 ip4:216.218.14...`
	TXT	`ip4:216.218.191.194/32`
	TXT	`postman-domain-verification=f942f494971806558652607361a67be61fa94dbe6ab381425...`
	SOA	`ns-1521.awsdns-62.org`awsdns-hostmaster@amazon.com serial=1

⚠️ On DNS blocklist: ultimate
WOT: SAFE (64/100)
rank #105480 globally
rank #48348 in the tld
WOT: SAFE (84/100)
📈 Tranco rank: #190,118

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Previous names

Next names

DNS History

1 record (1 active, 0 former)

●CNAMEiris.diffbot.com2026-09-10 → 2026-09-28 · 2 obs

● 2026-09-10 23:36:28
● 2026-09-28 14:35:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
diffbot.com	ns-150.awsdns-18.com, ns-542.awsdns-03.net, ns-1849.awsdns-39.co.uk, ns-1521.awsdns-62.org	2 records
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-
diffbot.com	ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net	-

✅ Authoritative Response

Server:205.251.192.150

NS records: ns-150.awsdns-18.com, ns-1521.awsdns-62.org, ns-1849.awsdns-39.co.uk, ns-542.awsdns-03.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diffbot.com (unsigned zone)

⏱️ Timing

Total: 2419ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`iris.diffbot.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-150.awsdns-18.com, ns-150.awsdns-18.com)

Analysis

IP Addresses

st.diffbot.com has exactly one IP address — 216.218.191.197.

Host names such as iris.diffbot.com, diffy.chat and slalert.com share their IP numbers with st.diffbot.com.

st.diffbot.com - robtex.com

st.diffbot.com

diffbot.com