FOURTH QUARTER 2018 RESULTSFebruary 13, 2019

Safe Harbor for Forward-Looking Statements 2 Certain statements in this presentation are “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995, particularly those regarding our 2019 Financial Guidance. Such forward-looking statements are subject to numerous assumptions, risks and uncertainties that could cause actual results to differ materially from those described in those statements. Readers should carefully review the Risk Factors slide of this presentation. These forward-looking statements are based on management’s expectations or beliefs as of February 13, 2019 as well as those set forth in our Annual Report on Form 10-K filed by us on March 1, 2018 with the Securities and Exchange Commission (“SEC”) and our quarterly report on form 10-Q filed by us on August 9, 2018 with the SEC and the other reports we file from time to time with the SEC. We undertake no obligation to revise or publicly release any updates to such statements based on future information or actual results. Such forward-looking statements address the following subjects, among others: All information in this presentation speaks as of February 13, 2019 and any redistribution or rebroadcast of this presentation after that date is not intended and will not be construed as updating or confirming such information. Future operating resultsAbility to acquire businesses on acceptable terms and integrate and recognize synergies from acquired businessesDeployment of cash and investment balances to grow the companySubscriber growth, retention, usage levels and average revenue per accountCloud service and digital media growth and continued demand for fax servicesInternational growthNew products, services, features and technologiesCorporate spending including stock repurchasesIntellectual property and related licensing revenuesLiquidity and ability to repay or refinance indebtednessSystems capacity, coverage, reliability and securityRegulatory developments and taxes

Risk Factors 3 Inability to sustain growth or profitability, and any related impact of U.S. or worldwide economic issues on customer acquisition, retention and usage levels, advertising spend and credit and debit card payment declinesInability to acquire businesses on acceptable terms or successfully integrate and realize anticipated synergies Reduced use of fax services due to increased use of email, scanning or widespread adoption of digital signatures or otherwiseFailure to offer compelling digital media content causing reduced traffic and advertising levels; loss of advertisers or reduction in advertising spend; increased prevalence or effectiveness of advertising blocking technologies; inability to monetize handheld devices and handheld traffic supplanting monetized traffic; and changes by our vendors or partners that impact our traffic or publisher audience acquisition and/or monetization New or unanticipated costs and/or fees or tax liabilities, including those relating to federal and state income tax and indirect taxes, such as sales, value-added and telecommunications taxesInability to manage certain risks inherent to our business, such as fraudulent activity, system failure or a security breach; inability to manage reputational risks associated with our businessesCompetition from others with regard to price, service, content and functionalityInadequate intellectual property (IP) protection, expiration, invalidity or loss of key patents, violations of 3rd party IP rights or inability or significant delay in monetizing IPInability to continue to expand our business and operations internationallyInability to maintain required services on acceptable terms with financially stable telecom, co-location and other critical vendors; and inability to obtain telephone numbers in sufficient quantities on acceptable terms and in desired locationsLevel of debt limiting availability of cash flow to reinvest in the business; inability to repay or refinance debt when due; and restrictive covenants relating to debt imposing operating and financial restrictions on business activities or plansInability to maintain and increase our customer base or average revenue per userInability to achieve business or financial results in light of burdensome telecommunications, internet, advertising, health care, consumer, privacy or other regulations, or being subject to existing regulationsInability to adapt to technological change and diversify services and related revenues at acceptable levels of financial returnLoss of services of executive officers and other key employeesOther factors set forth in our Annual Report on Form 10-K filed by us on March 1, 2018 with the SEC and our quarterly report on Form 10-Q filed by us on August 9, 2018 with the SEC and the other reports we file from time to time with the SEC The following factors, among others, could cause our business, prospects, financial condition, operating results and cash flows to be materially adversely affected:

4 Q4 Consolidated Financial Snapshot(1) See slides 16-22 for a GAAP reconciliation of adjusted non-GAAP gross profit, adjusted EBITDA and adjusted earnings per diluted share for the Company as a whole and by businessFigures are adjusted non-GAAP

5 FY 2018 Consolidated Financial Snapshot(1) See slides 16-22 for a GAAP reconciliation of adjusted non-GAAP gross profit, adjusted EBITDA and adjusted earnings per diluted share for the Company as a whole and by businessFigures are adjusted non-GAAP

6 Adjusted EBITDA and Free Cash Flow(1) See slide 17 for a GAAP reconciliation of Free Cash FlowFigures are adjusted non-GAAP

7 Q4 2018 Financial Snapshot By Business (1) See slides 16-22 for a GAAP reconciliation of adjusted EBITDA for the Company as a whole and by businessFigures are adjusted non-GAAP Includes ($1.7MM) reclass from j2 Inc. Includes ($1.8MM) reclass from j2 Inc.

8 FY 2018 Financial Snapshot By Business (1) See slides 16-22 for a GAAP reconciliation of adjusted EBITDA for the Company as a whole and by businessFigures are adjusted non-GAAP Includes ($6.1MM) reclass from j2 Inc. Includes ($5.9MM) reclass from j2 Inc.

2019FINANCIAL GUIDANCE

10 2019 Outlook (Forward-Looking Statements) Figures are adjusted non-GAAP.See slides 16-22 for a GAAP reconciliation of revenue, earnings per diluted share, free cash flow, and EBITDA. Cloud ServicesRevenue growth expected to be ~5% EBITDA(1)(2) margin in line with prior yearAdditional depreciation due to capital expenditures in the Fax and Backup business units, as well as the full-year impact of M&A completed in 2018Digital MediaRevenue growth expected to be in excess of 10%EBITDA(1)(2) margin expected to be 33% - 34%Distribution of Revenues in 2019Q1 expected to represent ~20% of total annual Revenue, similar to prior yearQ4 expected to represent ~ 30% of total annual Revenue, similar to prior yearCorporateTax rate expected to be between 20.5%-22.5%Excludes Share-Based Compensation of between $23-$27MMEffective Share Count used for EPS calculation is estimated to be 48.8MM, with no assumed dilution from the convertible noteIncrease in corporate expense due to the company-wide initiative to invest in an Oracle Fusion platform (~$3.7MM)

11 2019 Guidance (Forward-Looking Statements) Figures are adjusted non-GAAP.Adjusted earnings per diluted share excludes share-based compensation, amortization of acquired intangibles and the impact of any currently anticipated items, in each case net of tax.

SUPPLEMENTALINFORMATION

Consolidated Metrics 13 See slide 16 for a reconciliation of non-GAAP earnings and EPS to GAAP Net Income and diluted GAAP EPSSee slide 17 for a definition of Free Cash Flow and reconciliation to Net Cash Provided by Operating ActivitiesSee slides 18-22 for a definition of adjusted EBITDA and reconciliation to Net IncomeFigures are adjusted non-GAAP

Cloud Services & Digital Media Metrics 14 Cloud Services revenue includes IP Licensing revenueCloud Services Customers are defined as paying DIDs for Fax & Voice services and direct and resellers’ accounts for other servicesQuarterly Average Revenue per Customer is calculated using our standard convention of applying the average of the quarter’s beginning and ending customer base to the total revenue of the quarterUser cancel rate, also called user churn, is defined as cancellation of service by Cloud Business customers with greater than 4 months of continuous service (continuous service includes Cloud Business customers that are administratively cancelled and reactivated within the same calendar month). User cancel rate is calculated monthly and expressed here as an average over the three months of the quarter. Digital Media Traffic figures based on Google Analytics & Partner Platforms* Q1 & Q2 2018 Digital Media metrics were updated to reflected Snapchat figures previously unavailable for recent acquisitions.

15 Return on Invested Capital (ROIC) Calculation Cumulative spend based on PPE, purchase of acquisitions (net of proceeds from sale of businesses), purchase of intangibles and deferred payments for acquisitions from Statement of Cash FlowAdjusted EBITDA is defined as net income plus interest and other expense, net; income tax expense; depreciation and amortization and the items used to reconcile GAAP to Adjusted Non-GAAP EPS. Adjusted EBITDA amounts are not meant as a substitute for GAAP, but are solely for informational purposes. See slide 18 for GAAP reconciliation to adjusted EBITDAFigures are adjusted non-GAAPInvestment Equity Capital defined as Initial Equity plus Net Income less Dividends less BuybacksNet Debt defined as Total Debt less Cash

Q4 and FY 2018 Reconciliation of GAAP to Adjusted Non-GAAP Earnings & EPS (1) 16 Non-GAAP net income is GAAP net income with the following modifications: (1) elimination of share-based compensation and the associated payroll tax expense; (2) elimination of certain acquisition-related integration costs; (3) elimination of interest costs in excess of the coupon rate associated with the convertible notes; (4) elimination of amortization of patents and intangible assets that we acquired; (5) elimination of change in value on investment; (6) elimination of additional tax or indirect tax related expense/benefit from prior years; (7) elimination of gain on sale of businesses; (8) elimination of additional tax expense due to the Tax Cuts and Jobs Act; (9) elimination of certain restructuring costs; and (10) elimination of dilutive effect of the convertible debt. Figures are adjusted non-GAAP.

GAAP Reconciliation Free Cash Flow(1) (2) 17 Free Cash Flow is defined as net cash provided by operating activities, less purchases of property, plant and equipment, less patent settlement, plus excess tax benefits (deficits) from share based compensation, plus IRS settlement, plus contingent consideration. Free Cash Flow amounts are not meant as a substitute for GAAP, but are solely for informational purposesFigures are adjusted non-GAAP

GAAP Reconciliation Adjusted EBITDA(1) (2) 18 Adjusted EBITDA is defined as net income plus interest and other expense, net; income tax expense; depreciation and amortization and the items used to reconcile GAAP to Adjusted Non-GAAP EPS. Adjusted EBITDA amounts are not meant as a substitute for GAAP, but are solely for informational purposes Figures are adjusted non-GAAP

Q4 2018 Reconciliation of GAAP to Adjusted EBITDA(1) 19 Figures are adjusted non-GAAP

Q4 2017 Reconciliation of GAAP to Adjusted EBITDA(1) 20 Figures are adjusted non-GAAP

FY 2018 Reconciliation of GAAP to Adjusted EBITDA(1) 21 Figures are adjusted non-GAAP

FY 2017 Reconciliation of GAAP to Adjusted EBITDA(1) 22 Figures are adjusted non-GAAP