🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`string.is`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`diva.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c061^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`diva.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2061^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`diva.ns.cloudflare.com`
		A	108.162.192.97^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	172.64.32.97^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	173.245.58.97^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
NS	`ernest.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ernest.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ernest.ns.cloudflare.com`
		A	108.162.193.164^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	172.64.33.164^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
		A	173.245.59.164^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ernest.ns.cloudflare.com`
MX	`mx1.forwardemail.net` ⭐
		A	2604:a880:2:d0::306:1^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
			PTR	`mx1.forwardemail.net`
		A	2a02:6ea0:d71e::2^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx1.forwardemail.net`
		A	121.127.44.56^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx1.forwardemail.net`
		A	138.197.213.185^{🇺🇸 DIGITALOCEAN138.197.208.0/20 DigitalOcean}
			PTR	`mx1.forwardemail.net`
MX	`mx2.forwardemail.net` ⭐
		A	2604:a880:400:d1::cd:9001^{🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	2a02:6ea0:d71e::1^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx2.forwardemail.net`
		A	104.248.224.170^{🇺🇸 DIGITALOCEAN104.248.224.0/20 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	121.127.44.59^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx2.forwardemail.net`
TXT	`forward-email=hello@daveperrett.com`
TXT	`google-site-verification=EtrUkOYPfRGIrxgvq3BPMA5Dtt1xN5PJpdHnvMiNm-Q`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:spf.improvmx.com ~all`
SOA	`diva.ns.cloudflare.com`dns@cloudflare.com serial=2410985041

`is`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.is` ⭐
	NS	`c.nic.is`
	NS	`d.nic.is`
	NS	`e.nic.is`
	NS	`f.nic.is`
	SOA	`a.nic.is`hostmaster@isnic.is serial=1788467402

Same first word

string.bio

string.us.com

string.bet

string.technology

string.dk

string.club

string.community

string.com

string.biz

string.f5.si

string.uz

string.pt

string.dog

string.love

string.guru

string.capital

string.co.jp

string.is

string.wtf

string.fit

string.nl

string.ly

string.surf

string.lu

string.pl

string.autos

string.money

string.gr

string.town

string.health

string.ventures

string.wiki

string.network

string.es

string.mom

string.lt

string.ch

string.io

string.eu

string.se

string.xyz

string.chat

string.my.id

string.africa

string.me

string.cn

string.com.pl

string.md

string.ninja

string.center

string.hu

string.com.ng

string.ro

string.it

string.fi

string.ph

string.singles

string.ltd

string.workers.dev

string.org

string.be

string.hr

string.world

string.com.br

string.at

string.sg

string.de

string.place

string.systems

string.email

string.exchange

string.ai

string.lc

string.co.il

string.net

string.sh

string.tips

string.life

string.foundation

string.cz

string.global

string.pro

string.no

string.marketing

string.info

string.com.mx

string.awsapps.com

string.solutions

string.productions

string.education

string.co

string.ca

string.gy

string.fr

string.rocks

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DNS History

5 records (5 active, 0 former)

●NSdiva.ns.cloudflare.com2026-08-18 → 2026-09-03 · 2 obs

● 2026-08-18 19:16:10
● 2026-09-03 21:13:36

●NSernest.ns.cloudflare.com2026-08-18 → 2026-09-03 · 2 obs

● 2026-08-18 19:16:10
● 2026-09-03 21:13:36

●MXmx1.forwardemail.net2026-08-18 → 2026-09-03 · 2 obs

● 2026-08-18 19:16:10
● 2026-09-03 21:13:36

●MXmx2.forwardemail.net2026-08-18 → 2026-09-03 · 2 obs

● 2026-08-18 19:16:10
● 2026-09-03 21:13:36

●A76.76.21.212026-08-18 → 2026-09-03 · 2 obs

● 2026-08-18 19:16:10
● 2026-09-03 21:13:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
is	a.nic.is, c.nic.is, d.nic.is, e.nic.is...	-
string.is	diva.ns.cloudflare.com, ernest.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.164

NS records: diva.ns.cloudflare.com, ernest.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for string.is (unsigned zone)

⏱️ Timing

Total: 1368ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`diva.ns.cloudflare.com, ernest.ns.cloudflare.com`
MX	2	`mx1.forwardemail.net (pri: 10), mx2.forwardemail.net (pri: 10)`
TXT	3	`forward-email=hello@daveperrett.com, google-site-verification=EtrUkOYPfRGIrxg...`
SOA	1	`diva.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

string.is resolves to just one IP address, 76.76.21.21.

Two other host names, along with jingbantech.com, pejotasaude.com.br and pcpclaimscompany.com, also share IP numbers with string.is.

Name Servers

string.is is served by two delegated name servers, diva.ns.cloudflare.com and ernest.ns.cloudflare.com.

string.is shares its NS records with other domains, for example parvezrahmansumon.workers.dev, ariesjitu.click, piscestoto.com and two others.

string.is shares at least some of its name servers with other domains, including quizplusdev.com, rentperspring.club, yfhgtns.beauty and two others.

These name servers are frequently seen alongside the name servers coco.ns.cloudflare.com, gordon.ns.cloudflare.com, arturo.ns.cloudflare.com and craig.ns.cloudflare.com.

DNS names with 6 IP addresses:

diva.ns.cloudflare.com carries IP addresses 108.162.192.97, 172.64.32.97 and 173.245.58.97, with 3 other addresses beyond those.

ernest.ns.cloudflare.com carries IP addresses 108.162.193.164, 172.64.33.164 and 173.245.59.164, with 3 other addresses beyond those.

Mail Servers

string.is is served by two mail servers, mx1.forwardemail.net and mx2.forwardemail.net.

Among the domains sharing a mail server setup with string.is are tribaltattoos.com, painteau.fr, glinboy.com and two others.

string.is shares at least some of its mail servers with other domains, such as foodstuffer.com and biehlux.com.

Both mx1.forwardemail.net and mx2.forwardemail.net resolve to four IP addresses: mx1.forwardemail.net directs to 121.127.44.56, 138.197.213.185, 2604:a880:2:d0::306:1 and 2a02:6ea0:d71e::2, and mx2.forwardemail.net directs to 104.248.224.170, 121.127.44.59, 2604:a880:400:d1::cd:9001 and 2a02:6ea0:d71e::1.

string.is - robtex.com

string.is

is

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`string.is`

`is`