spring.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

spring.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4f0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:bb3a🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.4.240Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.187.58🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmary.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a86Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A2803:f800:50::6ca2:c086Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
A2a06:98c1:50::ac40:2086Cloudflare2a06:98c1:50::/45
A108.162.192.134Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.134Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.134Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NStheo.ns.cloudflare.com
A2606:4700:58::adf5:3b90🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A2803:f800:50::6ca2:c190🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtheo.ns.cloudflare.com
A2a06:98c1:50::ac40:2190🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtheo.ns.cloudflare.com
A108.162.193.144🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A172.64.33.144🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
A173.245.59.144🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtheo.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.4.240, 172.67.187.58
IPv6 hints2606:4700:3030::6815:4f0, 2606:4700:3030::ac43:bb3a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com
SOAmary.ns.cloudflare.comdns@cloudflare.com serial=2413791148

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

spring.world
spring.rich
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spring.com.co
spring.markets
spring.com.ar
spring.kg
spring.audio
spring.es
spring.solutions
spring.jetzt
spring.me
spring.dsmynas.com
spring.org.ua
spring.bi
spring.dog
spring.cab
spring.vet
spring.coffee
spring.global
spring.ir
spring.ac
spring.academy
spring.loans
spring.church
spring.su
spring.sk
spring.wtf
spring.as
spring.co.il
spring.baby
spring.hockey
spring.ceo
spring.co.uk
spring.kasserver.com
spring.dating
spring.com.au
spring.al
spring.deals
spring.de
spring.ug
spring.no
spring.uk.com
spring.net.in
spring.blue
spring.com.my
spring.pt
spring.run
spring.zapto.org
spring.news
spring.cn
spring.productions
spring.sg
spring.nz
spring.ie
spring.care
spring.com.pl
spring.net.au
spring.cloudns.org
spring.dental
spring.com
spring.design
spring.io
spring.xyz
spring.dk
spring.com.tr
spring.net
spring.fitness
spring.farm
spring.eu
spring.gift
spring.to
spring.gov.il
spring.healthcare
spring.org.pk
spring.co.th
spring.hu
spring.at
spring.support
spring.spb.ru
spring.site
spring.tn
spring.dsmynas.net
spring.ch
spring.se
spring.vn
spring.fund
spring.org.nz
spring.bank
spring.net.nz
spring.pet
spring.edu.sg
spring.info
spring.guide
spring.associates
spring.financial
spring.id
spring.hi.cn
spring.builders
spring.management

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Previous names

spree.dev
spreed.dev
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spreng.dev
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sprengers.dev
spreo.dev
sprh.dev
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sprice.dev
sprig.dev
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spriggs.dev
sprike.dev

Next names

spring-ag.dev
spring-board.dev
spring-break.dev
spring-jpa.dev
spring-petclinic.dev
springbig.dev
springbird.dev
springblock.dev
springboard-api.dev
springboard-template.dev
springboard.dev
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DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSmary.ns.cloudflare.comtheo.ns.cloudflare.comMXyour-dns-needs-immediate-attention.devA104.21.4.240172.67.187.582606:4700:3030::6815:4f02606:4700:3030::ac43:bb3a127.0.53.53
●NSmary.ns.cloudflare.com2026-09-08 → 2026-09-09 · 2 obs
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50
●NStheo.ns.cloudflare.com2026-09-08 → 2026-09-09 · 2 obs
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50
○MXyour-dns-needs-immediate-attention.dev2015-11-07 → 2017-10-10 · 4 obs
● 2015-11-07 19:22:18
● 2017-10-10 04:35:46
○ 2026-09-08 05:20:08
○ 2026-09-09 01:29:50
●A104.21.4.2402026-09-08 → 2026-09-09 · 3 obs
○ 2017-10-10 04:35:46
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50
○A127.0.53.532015-11-07 → 2017-10-10 · 4 obs
● 2015-11-07 19:22:18
● 2017-10-10 04:35:46
○ 2026-09-08 05:20:08
○ 2026-09-09 01:29:50
●A172.67.187.582026-09-08 → 2026-09-09 · 3 obs
○ 2017-10-10 04:35:46
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50
●A2606:4700:3030::6815:4f02026-09-08 → 2026-09-09 · 3 obs
○ 2017-10-10 04:35:46
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50
●A2606:4700:3030::ac43:bb3a2026-09-08 → 2026-09-09 · 3 obs
○ 2017-10-10 04:35:46
● 2026-09-08 05:20:08
● 2026-09-09 01:29:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
spring.devmary.ns.cloudflare.com, theo.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.134

NS records: mary.ns.cloudflare.com, theo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for spring.dev (unsigned zone)

⏱️ Timing

Total: 2258ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.187.58, 104.21.4.240
AAAA22606:4700:3030::ac43:bb3a, 2606:4700:3030::6815:4f0
NS2mary.ns.cloudflare.com, theo.ns.cloudflare.com
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mary.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

spring.dev directs to four IP numbers, which are 104.21.4.240, 172.67.187.58, 2606:4700:3030::6815:4f0 and 2606:4700:3030::ac43:bb3a.

bbspanish.com, vjrtv.cn, youthforwildlife.org and two other host names share IP numbers with spring.dev.

Name Servers

spring.dev has two authoritative name servers — mary.ns.cloudflare.com and theo.ns.cloudflare.com.

spring.dev uses the same name servers as several other domains — among them nordicwalking.de, carv.ro, pekkasiuko.fi and two more.

At least some of spring.dev's name servers are shared with other domains, for example rpericellular.info, thefykj.shop, kiwiw-lekdiwalik-kopine.pages.dev and two more.

These name servers tend to be deployed in combination with the name servers ram.ns.cloudflare.com and gwen.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

mary.ns.cloudflare.com points to 108.162.192.134, 172.64.32.134, 173.245.58.134 and 3 other IP addresses.

theo.ns.cloudflare.com points to 108.162.193.144, 172.64.33.144, 173.245.59.144 and 3 other IP addresses.