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Rank #5,481Updated November 10, 2026

citylab.com

CityLab - Bloomberg

citylab.com is registered with CSC Corporate Domains, Inc. since December 2, 2002 (23.9 years). The registration expires on December 2, 2027. The site runs on Next.js, React, Google Ad Manager and 9 other technologies. Its email security grade is D. Its SSL certificate is issued by DigiCert Inc and is valid for 81 more days.

Domain age
23.9 yrs
Technologies
12
Email security
D
SSL days left
81

Registration

RegistrarCSC Corporate Domains, Inc.
IANA ID299
RegisteredDecember 2, 2002
ExpiresDecember 2, 2027
UpdatedOctober 28, 2026
Statusclient transfer prohibited
Name serversdns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, pdns1.ultradns.net, pdns3.ultradns.org, pdns5.ultradns.info
DNSSECNot signed

DNS records

TypeValueTTL
A3.33.146.1101200
A15.197.146.1561200
NSdns1.p01.nsone.net300
NSdns2.p01.nsone.net300
NSdns3.p01.nsone.net300
NSdns4.p01.nsone.net300
NSpdns1.ultradns.net300
NSpdns3.ultradns.org300
NSpdns5.ultradns.info300
CAAiodef 0 mailto:[email protected]21600
CAAissue 0 digicert.com21600

Technology stack

Build tool
JavaScript framework
Monitoring
Programming language

Analytics and advertising IDs

google_tag_manager:GTM-MNTH5N

Other sites using the same IDs: businessweek.com

SSL certificate

ValidValid
IssuerUS, DigiCert Global G2 TLS RSA SHA256 2020 CA1, DigiCert Inc
ExpiresJanuary 30, 2027
Days remaining81
ProtocolTLSv1.3
Nameswmkt4.cirrus.bloomberg.com, bwayexchange.com, bwayexchange.mobi, bwayexchange.net, bwayexchange.org, carbonknowledgehub.com, careers.bloomberg.com, cc.bloomberg.com, citylab.com, climate.bloomberg.com, climatechanged.com, climatedatasc.org

Email security

DScore 55/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • badNo SPF record. Anyone can send email that claims to come from citylab.com. Domains that send no email should publish "v=spf1 -all".
  • warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
  • warnNo MX records: this domain cannot receive email.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected].

Homepage metadata

TitleCityLab - Bloomberg
DescriptionBloomberg CityLab reports on the world’s cities, communities, and neighborhoods: How they work, the challenges they face, and the solutions they need.
Languageen
Canonicalhttps://www.bloomberg.com/phx-citylab
Structured dataNewsMediaOrganization
IndexableYes
Word count1626

About citylab.com

Who is the registrar of citylab.com?

citylab.com is registered with CSC Corporate Domains, Inc. (IANA ID 299).

When does citylab.com expire?

The current registration of citylab.com expires on December 2, 2027. It was first registered on December 2, 2002.

What technology does citylab.com use?

We detected 12 technologies on citylab.com, including Google Ad Manager, webpack, Fastly, Google Fonts, Next.js, React.

Does citylab.com protect its email with SPF and DMARC?

citylab.com scores 55/100 (grade D) for email security. No SPF record. Anyone can send email that claims to come from citylab.com. Domains that send no email should publish "v=spf1 -all". No DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.

What are the name servers of citylab.com?

citylab.com uses dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, pdns1.ultradns.net, pdns3.ultradns.org, pdns5.ultradns.info.